The Motivation of Scientists

Nowadays, science is developing thanks to scientists and profile specialists rapidly. Amazingly, new treatment methods appear, people know how to defend themselves during the pandemic, and multiple innovations are implemented in ordinary life. Moreover, seismologists learn various reasons for natural disasters, earthquakes, climate change, and other phenomena. Due to the...

Sampling and Non-Probability Methods

Probability and non-probability sampling are techniques utilized to select part of a target population to conduct a survey. Probability sampling refers to a sampling method that involves the probability theory whereby the likelihood of any unit’s knowledge of being selected is employed (Langer 2018). Therefore, every target population member has...

Work and Energy Forms in Physics

Work is a measure of energy transfer between a system and the adjacent regions. Potential Energy (PE) and Kinetic Energy (KE) of an object increases when positive work is done on it when there is no friction present. Work is done when the force exerted on the object causes a...

Statistical Testing for Various Research Questions

Modern data analysis includes multiple approaches allowing to conduct of tests for dependent and independent variables in different scenarios. Descriptive statistics, correlation, T-test, ANOVA, and regression can be applied to test healthcare researches information to provide exact responses to studied questions. For example, the answer to “What is the average...

Colonizing Other Planets and Taking Care of the Earth

Introduction People have always been interested in exploring outer space and colonizing other planets. Scientists spent years developing and testing rockets that would allow humanity to reach planets where life can be better. As indicated by Worrall (2018), experts claim that the future lies in the stars and not on...

Differences Between Adaptive Sampling and Network Sampling

The core differences between adaptive sampling and network sampling rest on their applications. Adaptive sampling in an entirely new sampling design in which regions, defined in its context as “units” are selected based on the values of variables that are of interest during the observation process in the sampling survey...

Epidemiological Study Designs in the Media

Introduction A recent article titled “Avoiding Endocrine Disruptors Drops Diabetes Risk: Study” appeared on The Scientist Magazine on 27th October, 2016 (Grens, 2016). It reports the findings of an epidemiological study carried out by Transade et al. (2016). The study is titled “Population Attributable Risks and Costs of Diabetogenic Chemical...

Markov Chains Overview and Analysis

Introduction to Markov chains A Markov chain is a stochastic (random) process representing systems comprising multiple states with transitional probabilities between them. A stochastic process is a “mathematical model, which is scientifically proven, that advances in subsequent series that is from time to time in a probabilistic manner” (Miller &...

Recall Bias in Epidemiological Studies

Bias means deviations of outcome or conclusions from the reality or lack of internal authenticity in epidemiological studies. Selection, information and confounding are three types of biases (Recall bias can be a threat to Retrospective and Prospective Research Designs, 2011). Recall bias is a variety of information bias that threatens...

Mathematicians: Contributions to the Mathematics of Volume and Surface Area

Introduction Mathematics has been in existence since antiquity and has experienced immense development in scope and changes. Notable contributions in diverse areas of mathematics date back to the pre-historic times. Some of these works, owing to their proven soundness and credibility, continue to be used to date. This paper explores...

Research Proposal for Anasarca and Acute Renal Failure

Introduction Anasarca is also referred to as generalized edema in which different tissues of the body swell due to fluid retention. Anasarca is caused by different factors and conditions such as heart failure, liver failure, kidney failure, hereditary angioedema and certain medications among others. The aim of this paper is...

Independent-Samples T-Test with SPSS

Abstract The number of hours worked by male and female respondents does exhibit apparent differences. The study then performed independent-samples t-test to determine if the apparent differences are statistically significant. Evidently, independent samples t-test indicate that the mean number of hours worked by male respondents is statistically significantly higher (32.61±...

Three Famous Irrational Numbers Are Pi, Euler’s Number, and the Golden Ratio

Irrational numbers make up a significant sector of mathematical sciences and find utilization not only in theoretical models but also in engineering, construction, and scientific applications. Although most likely, irrational numbers — such as Pi, the Euler’s number, and Golden Ratio — have always existed, humankind did not immediately guess...

Heat Transfer Through Home Walls

Abstract The aim of this report is to look at the different modes of heat transfer. Specifically, heat transfer through walls will be clearly outlined and the different equations associated with the same discussed. The report will also cover conduction, radiation and convection as modes of heat transfer. Introduction Heat...

Henri Poincaré’s Mathematics and Its Modern Impact

Poincaré was one of the greatest mathematicians, who made significant contributions in serval fields. This scientist was considered the last polymath, discovering the mathematical issues of the 20th century. Over the years of his career, Poincaré has written more than 500 scientific papers. These works were devoted to algebraic topology,...

Non-Parametric Equivalents for Parametric Tests and Chi-Square

About Non-Parametric Procedures The most common reasons of selecting a non-parametric test over the parametric alternative Non-parametric tests are preferable over parametric tests in case the data has violated the assumptions of normality (data does not have a normal distribution). Non-parametric tests are also preferable over parametric tests if the...

Multivitamins and Getting Good Grades in School

Introduction An analysis of the findings is a standard procedure after one conducted a research study. This allows seeing if the data they collected during the experiment supports the initial hypothesis, for example, by measuring positive correlation. However, this method does not show if one phenomenon is caused by the...

Corrosion: Factors, Chemistry and Thermodynamics

Introduction Corrosion is defined as the breakup of materials to its component atoms after series of chemical reactions caused by its immediate surrounding or immediate environment. This article is going to examine the dynamics involving corrosion of materials. The corrosion of materials is attributed to a number of factors that...

Finite Element Analysis and Types of Elements

Introduction Finite Elements Analysis (FEA) also known as Finite Elements Method (FEM) is an approach to solve a physical problem by solving the Governing Differential Equations by converting the Governing Differential Equations into a set of Linear Equations over smaller domains or elements known as element level equilibrium equations. These...

Determination of Gas Bubbles Within Separation Vessel

Abstract From the study, it has been found that there are many methods of bubble production. The choice of production method depends on the situation and application that the user desires. It is however not possible to recommend the best method based on the study but rather highlight the strengths...

Modulation Concept and Types Comparison

Modulation is characterized as converting data to radio waves by adding it to an optical or electronic carrier signal. In turn, a carrier signal has a steady waveform – frequency and constant amplitude, or height. The primary modulation concept is as follows: the original form of a message signal cannot...

Air Flow in the Respiratory System

Introduction Analyzing the surrounded environment it can be concluded that the law of physics are the same for both non-organic and organic world, where in living organisms these laws are under the control of biological processes. Humans as the highest forms of those organic forms are studied by a number...

Combinatorics. Using in Different Fields

Introduction Combinatorics is a section of mathematics that is primarily used for efficient counting of various things. At the basic level, it addresses such problems as enumerating all the ways in which a certain structure with some given properties can be arranged, or proving if such a structure could exist....

Sampling in Researching Education: Discussion Board

Introduction Sampling is extremely important for conducting research in education, as it can have a significant effect on the research outcome. A sample is a collection of elements meant to represent a population under analysis. While the best research strategy is to conduct a census, which is a study of...

How to Conduct a Survey Research

Introduction One significant aspect of conducting successful research is the research survey used for collecting primary data. A survey describes the features of large populations and sports research studies frequently use surveys to collect primary data (Andrew, Pedersen, & McEvoy, 2011). The aim of this paper is to highlight the...

A Frequency Response Function (FRF)

The word implies a set of interconnected events and phenomena. It means that nothing emerges, develops, and disappears without introducing some changes to an external environment. That is why it is possible to mention that the world consists of dynamic systems, and it is necessary to find appropriate tools and...

Quantum Theory and the Inverse Square Law

Two massive changes in the worldview of physical phenomena relate to Newton and Einstein. Their ideas and theories contributed greatly to shaping the science of physics and the perception of nature. However, some foundation for their works had been laid before them, as in the case of Planck, who preceded...

What Is Intelligence: Aspects and Definition

People have been trying to study the level of intelligence and improve it in different species for centuries. Many types of research and studies in various subjects, such as biology, neurobiology, psychology, psychiatry, philosophy, etc., have been written over the years. It can be suggested that people are close to...

Stabbing in the UK and the After-Effects: Case Study

Introduction Although stabbing appears to be a major crime across the world, there is no evidence that research discuses this issue exclusively. A lot of research generalizes stabbing as an assault crime (SpotCrime, 2011), and studies the effects of stabbing on victims in this respect. Different assault crimes have different...

Mohr et al.’s Qualitative Business Research Method

Characteristics of a Good Qualitative Research Credibility Credibility is an essential criterion for judging the soundness of qualitative research. This criterion entails establishing the capacity of qualitative research results to be believable from the dimension of research participants (Guba and Lincoln, 1981, p.61: Barbour, 2003, p.1019). From the perspective of...

Participant Observations: Definition, Preconceptions, Characteristics

Abstract Participant observation is the most widespread of all forms of the investigative, elaborate and systematic observable plan. Introduction Observation is either the action of a human being which comprises of obtaining information of the outside world by means of the senses or the recording of information using technical equipment....

Econometrics Individual Project and Data Analysis

Theoretical Model This section will present a discussion of: explained purpose of the project; the purpose of theoretical ideas does to the project; the dependent and the independent variables; the proposed econometric model; the signs of coefficients and does semi log models or double log functional forms use non-linear in...

Sample Size Importance for the Credibility of Research

Introduction A study’s population sample significantly affects the credibility of its findings. Therefore, researchers need to select the right population sample without compromising the quality of their work. This paper delves into this issue by explaining the intricacies surrounding the selection of a sample size. In line with this goal,...

Criteria for Writing Mission and Vision Statements

Introduction Mission and vision statements are very important in business. Mission and vision statements constitute the most important drivers towards a company’s goals. Despite of the importance of mission and vision statement, some managers fail to take time when preparing them. This leads to mission and visions that have little...

Mars: Exploration and Description of the Red Planet

Introduction Mars is one of the members of the planets that make the solar system. It is the fourth planet from the sun and is often termed the Red Planet. Its soil, rocks, and sky have a red color. This was discovered by astronauts. Romans named this planet in respect...

The Impacts of Substance Abuse on Pregnancy

The impacts of substance abuse on pregnancy have been a subject of many qualitative and quantitative studies. A great number of research works have been dedicated to the description of the complications that can arise due to drug addiction, for instance, outcome of delivery, health of the mother and newborn,...

Steven Kidder: Expert in Structural Geology at City College, NY

Steven Kidder is an assistant professor of Earth and Atmospheric Sciences at the City College of New York. He received a doctorate from the University of California Institute of Technology in 2012 and a master’s degree from Arizona University. These accomplishments allowed Mr. Kidder to specialize in structural geology, which...

Research Methodology of Family Studies

Qualitative and quantitative methods are similar in their reliance on research questions and selected data collection and analysis tools. In terms of differences, qualitative methods are non-representative, based on the textual information, and conducted to examine the phenomenon in detail. In contrast, quantitative methods are objective, findings can be discussed...

Group Discussion: Training and Development

Icebreaker To make sure that the audience is engaged with the subject matter and is ready explore the opportunities that case studies provide, one may consider inviting the participants to take an active part in the deconstruction of the phenomenon of a case study. However, apart from focusing on what...

Typical Components of a Scholarly Research Report

Typical components of a scholarly research report Journal articles are used widely by the scientists in their work for various reasons which include; creating awareness, teaching, and conducting research work. Over the last three decades, the number of journal articles read has significantly increased due to the steady increase in...

Forecasting with Regression: Methods, Accuracy, and Limitations

Forecasting is a term used in economics to mean the estimation of the future state or position of a variable or a set of variables. Forecasting normally comes in handy in times of planning and making decisions for the organization about the variables in question. For instance, it could be...

Interstellar’s New Planet: Habitable Conditions

Introduction The film, Interstellar, presents a view of a new planet that might be habitable to human beings. This reflective treatise attempts to review the aspects of this planet that may sustain human life. Specifically, the paper examines its atmosphere, size, age, and distance to the sun. The essay also...

Impact of Research Approach on Study Design

The choice of the research approach is an important decision because it determines further validity and reliability of the study results. The selected approach, qualitative or quantitative, defines the research design, methods of data analysis, and generalizability of the results. Quantitative research is usually more formal, objective, and applies a...

The Reliability and Validity of Assessment Tools

Introduction Reliability and validity are significant elements of any assessment tool. However thoroughly developed the tools are, if they are not valid or reliable, the research is doomed to fail. Reliability is the rate of consistency which involves the following methods: inter-rater, parallel forms, test-retest, and internal consistency. Validity is...

Qualitative vs. Quantitative Research: Ethnography Insights

Introduction Qualitative research is a popular alternative to quantitative methods; it is widely used in social research, as well as in psychology and anthropology. Whereas quantitative research methods allow uncovering the general trends and tendencies, a qualitative methodology can be used to explain and provide a basis for certain patterns...

Survey Validity and Reliability in HIV Non-Adherence Study

In order to guarantee that the collected data can be effectively analyzed with the help of quantitative statistical and qualitative tests to provide answers to research questions in nursing, it is necessary to apply appropriate instruments for data collection. The veracity, validity, and reliability of the survey used in the...

Qualitative Phenomenological Research Process

Data Analysis In qualitative phenomenological studies, data analysis is based on the idea of thematic analysis that includes several specific steps. According to Braun, Clarke, and Terry (2014), the key phases of thematic analysis are the preparation of data for analysis and familiarization with them, coding, identifying themes, reviewing themes,...

Understanding F Statistics in Statistical Tests

The phenomenon of the F statistics is typically referred to as the value retrieved in the course of carrying out an ANOVA test (Hahs-Vaughn & Lomax, 2013). Similarly, the F-statistics-related data can be acquired when running a regression analysis. Seeing that the two tests mentioned above are aimed primarily at...

The Discriminant Analysis and the Logistic Regression Compared

Introduction The discriminant analysis and the logistic regression are similar in that both these types of analysis attempt to predict the membership of a case to one of the groups into which the sample is classified by a categorical dependent variable (Warner, 2013). Both of these analyses allow for creating...

Analyzing the Chi-Square Test: Applications and Related Issues

Testing Hypotheses The process of determining correlations between specific data sets or locating a tendency within one of them is a crucial part of assuring quality in the context of any organization (Groebner, Shannon, & Fry, 2014b). Therefore, it is imperative to make sure that proper statistical tests are applied...

Charles Babbage’s Contribution to the Mathematics

Today, Charles Babbage is known as one of the most prominent mathematicians of the nineteenth century and as the author of numerous monographs on issues in such fields as algebra, astronomy, and engineering. Babbage was born in Walworth, England, on 26 December of 1791. The mathematician died in London on...

Performance Management: Warehouse Performance Measurement

How can a warehouse add value to the goods in storage? Among the key tools that allow adding value to goods, improvement of the organization’s logistics-related processes should be looked into as a means of addressing the case in point. Indeed, a closer look at the subject matter will show...

Conversation Analysis: Social Action Structures

Conversation Analysis (CA) is the technique used to investigate and analyze the structures and processes of social interactions between human beings. CA is primarily focused on casual conversations but it also deals with the non-verbal forms of social interaction. CA’s research methodologies have evolved to include advanced forms of social...

Isaac Newton’s Mechanistic Universe

Introduction Isaac Newton was an ancient scientist and a great mathematician who is credited for the invention of several scientific theories. Newton is credited for coming up with theories that explain the nature of the universe ranging from the theory on the force of gravity to the theory of inertia....

Descriptive Statistics Analysis of Pastas R Us Restaurant Sales Data

Scope and Descriptive Statistics This research report is based on Pastas R Us, Inc.’s (PRU) restaurant that sells noodle dishes, soups, and salads. The focus of this paper is to conduct a statistical analysis of current business patterns and identify strategic and financial opportunities for PRU based on the data....

Manual Calculation of Resonance Frequency Using Tuning Forks: Experiment and Analysis

Introduction The present laboratory work evaluated the possibility of manually calculating the frequency of oscillating movements in the resonance state. More specifically, a tuning fork was set in motion, resulting in single-frequency oscillations. The fork’s piston was used to capture the resonance: to do this, the piston mechanism was moved...

Differences Between Population and Sample in Research: Explanation and Examples

Introduction A population refers to the entire group about which a researcher wants to draw generalizations, while a sample entails a particular group from which a researcher will collect data. It is always the case that the sample size is less than the total size of a population in a...

Correlation Between Exercise Duration and Stress Levels in Working Adults

Research Question The research question for this study is: “Does the amount of time spent on physical exercise influence the level of stress in working adults?” In the context of working adults, this question examines whether physical activity is associated with stress levels. Type of Research This study exemplifies applied...

Free-Fall Dynamics: A Lab Experiment on Instantaneous Velocity and Acceleration

Introduction In the present laboratory work, an experiment was conducted to study the free-fall dynamics of vertically falling bodies. For such bodies, measuring the points of position and the time it takes to pass a specific position can help determine the instantaneous velocity. Subsequently, constructing a graph of the dependence...

Gender Differences in Optimism: Analysis of Well-Being and Health Outcomes

Introduction Optimism is one of the psychological phenomena that has a significant impact on a person’s well-being. In its plain meaning, the concept refers to an individual’s state of being hopeful and confident about their future and success in doing something. Males and females face unique experiences that may determine...

Analyzing Patient Satisfaction with Mean, Median, and Mode Calculations

Introduction The organization’s functioning should be analyzed profoundly based on the data obtained from the exploration of the customer’s expectations and satisfaction level: 1, 10, 11, 16, 19. It is crucial to conduct constant evaluations to obtain relevant numbers concerning this issue. However, it is also essential to analyze the...

Higgs Boson Discovery and Its Importance

Description of the Discovery In my opinion, the most significant discovery in physics in the last century is the experimental confirmation of the existence of the Higgs boson. Announced on July 4, 2012, by scientists at CERN, this discovery is a monumental step in our understanding of the fundamental structure...

Linear and Angular Motion: Concepts, Examples, and Enhancement Techniques

Introduction Linear and angular motion, two fundamental concepts in physics, can be seen in numerous scenarios around us. Both forms of motion exhibit distinct features that can be scrutinized, reckoned, and possibly enhanced. Linear Motion One unique instance of linear motion is a sled sliding down a snow-covered slope. This...

Understanding Facts, Theories, Hypotheses, and Laws in Science

Fact vs. Theory vs. Hypothesis vs. Law Facts, theories, hypotheses, and scientific laws are fundamental elements in science. For example, something that has been consistently validated and is generally accepted as accurate is referred to as a fact (Thomas, 2021). Facts are based on empirical data and are perceived as...

Greek vs. Egyptian Mathematics: Deduction and Practicality

Introduction Since its inception, dedication has significantly contributed to developing many areas of society. This concept is often considered the basis for many discoveries and innovations worldwide. At the same time, Greek deduction was one of the reasons why there was a division between ancient Greek mathematics and ancient Egyptian...

Interdisciplinary Thinking Approach

Interdisciplinary thinking is a useful viewpoint characterized by the capacity to synthesize ideas from other academic fields and integrate them into one’s expertise in an approach that expands on conventional wisdom while challenging it. It builds ties between scientific and artistic disciplines and breaks down obstacles between fields that may...

Nonlinear and Linear Regression Models

A type of regression analysis called nonlinear regression involves fitting data to a model before expressing the result as a mathematical function. It is conducted as Y=f(X,β)+ϵ, where: X is a vector of P predictors; β is a vector of k parameters, and F (-) is the known regression function....

Leasing vs. Buying a Car: Math & Critical Thinking

Often, the buyer is faced with a difficult question as to whether to buy a car or lease it. On the one hand, among the positive features of leasing, one can single out relatively lower investments. In addition, leasing allows you to drive a vehicle that people cannot buy due...

Ship Towing Report: Mathematical Analysis

Introduction During the towing of ships on the water, a ship moves between points due to the force exerted on it by another ship; thus, towing means moving one ship at the expense of the forces of another ship. This process may seem easy at first glance, but in reality...

Naturalistic and Participant Observation

Naturalistic observation refers to the study of organisms in their natural habitat or habitual surroundings without manipulation or purposeful influence from the researcher, which does not disrupt the natural course of events or cause a response. Participant observation is a descriptive research method in which people’s behavior in the natural...

Statistical Significance and Meaningfulness

As a reviewer, I would start by stating that statistical significance involves a statistic’s critical value. It helps determine whether the null hypothesis needs to be rejected or fails to get rejected. On the other hand, meaningfulness implies a statistic’s efficiency and applicability to the real world (Laber & Shedden,...

Probability Theory in Mathematics

Probability Theory In mathematics, probability theory is used as a vast field that studies the laws associated with random events. There are no unequivocal views as to when precisely the foundations of probability theory came into being. According to one version, it originated thousands of years ago when censuses were...

Martian Meteorites That Have Landed on Earth

When asteroids and related outer-space objects crashed into Mars eons ago, they sent pieces of Mars’ core into space. These drifting rock pieces occasionally enter Earth’s atmosphere, where gravitational pull draws them inward (Siegel, 2018). Meteorites fall to Earth worldwide, but they are easier to locate in scorching or freezing...

Qualitative and Quantitative Research: Comparison

In order to complete a robust, valid research project, it is vital to implement a fitting methodological vision that will reflect the study’s aims and objectives. Evidently, the contemporary practice of academic research possesses numerous tools that help to address profound topics with due levels of detail and credibility. At...

Marie Sklodowska Curie Contribution to the History of Science

Marie Sklodowska Curie was born in the 19th century in Poland in an impoverished family. Despite the strong urge for knowledge and science, Marie Curie had almost no prospect of entering the university. The patriarchal society of that time had a negative attitude towards all attempts by women to contribute...

The Importance of a Focused Research Strategy

Introduction Frequently, employees of a company seek to know everything there is to know about their goods, facilities, systems, and so on. The research strategy is determined by the knowledge we need to gather in order to make significant decisions about a good, service, program, or other subject (Oxley, Rivkin...

Critical Analysis of Research Methodology and Data Analysis

Methodology and data analysis are some of the most crucial processes that constitute a research paper. In the research done by Xiao and Shailer (2022, p.2) to investigate stakeholders’ perception of the factors affecting credibility of the sustainability report, methodology and data analysis were used accordingly to achieve the objective...

What Are PET and SPECT Scans, and Their Basic Principles?

Emission tomography, a type of nuclear imaging, is extremely sensitive and may be used to study a wide range of physiological and pathological processes. The basis for nuclear imaging is the detection of gamma rays generated by radionuclides introduced into the organism. A PET/CT scan is a combination of a...

“Dark Matter Haloes and Subhaloes” by Zavala & Frenk

The phenomenon of dark matter has been seen as a fascinating and mysterious issue for decades, capturing the minds of experts and ordinary readers alike. In their 2019 study, “Dark Matter Haloes and Subhaloes,” Zavala and Frenk seek to explore the changes in the velocity of dark matter particles. Since...

Why Some Stars Are Red Giant and Others White Dwarfs

The red giants are larger than the usual primary stars in a row. Regardless of temperature, larger giants can have more light. The light grows in proportion to the size of the star. When compared to the size of the earth, white dwarfs are tiny. In the white dwarfs, there...

Polynomial Use in Real Life Applications

Store and bank safe are two real-world applications for polynomial equations. Assuming a bank manager wants to keep money in a safe and they will not be available at the time of delivery. The manager may have to request that his tellers open the safe. However, the manager may not...

The Yosemite National Park’s Geologic History

Introduction Various geological processes have taken place at Yosemite National Park. These processes include volcanicity, weathering and erosion, faulting, and glaciation. Yosemite National Park is located along the western slopes of the Sierra Nevada Mountain range in central-east California. Yosemite National Park is a place where geological processes are well...

Soil Profiles in Australia

Introduction In Australia, all types of soils characteristic of the tropical, subequatorial, and subtropical natural belts are represented in a regular sequence. In the region of humid tropical forests in the north, red soils are widespread, changing towards the south by red-brown and brown soils in moist savannas and gray-brown...

When to Use Qualitative and Quantitative Research Methods

Choosing a qualitative or a quantitative research methodology is one of the first steps a researcher must take when considering a new study. These approaches to investigating are different at the core – according to Goertz and Mahoney (2012), they can be perceived as unique cultures. This idea is based...

Objectives, Questions, and Hypotheses in Qualitative and Quantitative Research

The purpose of qualitative research is to evaluate a phenomenon and identify the factors that influence it significantly. It often begins with a limited understanding of the situation and the expected outcomes, discovering them through analysis of information collected over the course of the study. As such, qualitative research objectives...

Comparative Research and Complex Overview

Complex Overview In order for a specific subject to be examined, it is essential to compare it to other similar concepts and identify differences. However, based on the overall techniques that comparative research is based on, the approach is complex and facilitates a broad picture of the incidents or patterns...

Examining the Happiness: Statistical Analysis

Phase three of the lab project survey involved collecting and analyzing data from eighteen randomly chosen neighborhood members. The data collected was on happiness and the scale provided was between one “low or no happiness” and seven “high levels of happiness.” The survey was administered using a guided questionnaire where...

Leonhard Euler’s Research and Its Significance

Many mathematicians influenced the fields of statistics and probability; nonetheless, the brightest example is Leonhard Euler. Notably, Leonhard Euler was a Swiss mathematician who contributed remarkably to statistics and probability. Essentially, Euler was born in Switzerland; nevertheless, he worked mainly in Berlin, Germany, and Saint Petersburg, Russia. Thanks to Leonhard...

Cross-Sectional, Longitudinal and Sequential Studies

The strategy (design) of conducting a cohort study may differ in actions and rules. There are three designs on which students or professionals can run their research: cross-sectional, longitudinal, and sequential (Lumen Learning). Each design has its advantages and disadvantages, and each can be used to answer a particular question...

Action Research: Challenges Students Face

Action Research is a methodology that simultaneously involves the researcher and the participants in a cyclical process. Thanks to the theoretical knowledge of the former and the practical experience of the participants, a system with an established working mechanism are realized. There are traditionally three stages in this system: planning,...

Measurements of Intelligence and Why They Are Good

The measurements of intelligence are a controversial topic, and it is stated sometimes that intelligence cannot be measured at all. However, in my opinion, intelligence can be measured and even should be. The tools such as intelligence quotient, based on the standardized test, are well known, but it is commonly...

Analyzing Articles on Data Collection Using Unobtrusive Measures

Article Critique Typically, during research, an investigator has to be physically present to collect data; this can influence the respondent’s response and behavior. The consequence of the participant’s responses is altered or biased results. Unobtrusive information collection methods may be used to resolve some of these data errors. The purpose...

Statistical Data Testing in Public Health

Compare the various types of ANOVA by discussing when each is most appropriate for use. Include specific examples to illustrate the appropriate use of each test and how interaction is assessed using ANOVA Analysis of variance (ANOVA) has two different types: the tests can be one-way or two-way, and the...

Research Ethics and Informed Consent

In a paper titled “Ethics, Reflexivity, and “Ethically Important Moments” in Research”, Guillemin and Gillam (2004) discusse the importance of ethics while undertaking research and how researchers handle ethical problems that come up in the practice of research. The authors question whether there are conceptual structures that they can use...

Mathematics. The History of the Number Zero

Exploring the mathematical sciences through a historical paradigm can seem confusing because it is difficult for the human mind to perceive this knowledge’s artificiality. For example, numbers and number relationships seem to be perfectly natural phenomena whose patterns can be found in the study of plants, genetic mechanisms, or population...

The Concept of Deterministic and Probabilistic Methods

In various industries, calculation and forecasting techniques are applied to identify the relevant outcomes and consequences of decisions or interventions. In particular, the two most common approaches are utilized – deterministic and probabilistic. According to Muriana and Vizzini (2017), one of the main values ​​of deterministic models is an opportunity...

The Qualitative and Quantitative Research Designs in Nursing

The use of both qualitative and quantitative research designs is critical for different professionals, including nurses. This paper is aimed at discussing the primary strengths and weaknesses of each approach. This discussion can be important for medical workers who need to know how to examine the most important problems affecting...

High-Temperature Materials Selection: Space Shuttle Shield and Turbochargers

Introduction Components such as heat shields for spacecraft and for turbochargers are very challenging. They are subjected to very high operating temperatures and especially heat shields should never fail. The recent crash of the space shuttle Challenger happened because the heat shields failed and as a result, the catastrophic failure...

Mars Rover “Curiosity”: Review

New Mars rover “Curiosity” landed Mars on August 6. According to the comments of its creators, the purpose of this sophisticated device is in participating in long term robotic exploration of Mars (Webster par. 2). In particular, the mission of this Mars rover is to attempt answering the question that...

Analyzing Tests and Scales in Social Science

Abstract The paper at hand provides a brief review of the tests and scales applied to data measurement in social science. One touches upon the most widely-used approaches, as well as, the basic principles of reliability and validity measurement. A particular focus is put on the health science and the...

A Sound Research Plan: Definition

Introduction Research plans illustrate plans aimed at solving declared problems. They state the relevance of the challenges and the importance of addressing them. As such, the research plan contains the list of literature to be utilized, the methodology of the research, and the expected findings (Mitchell, 2007). The aim of...

Intensive Care Units: Quantitative and Qualitative Research Applications

Introduction The use of methodology is very central to research in any field. In medical practice, qualitative and quantitative approaches are used in the analysis of statistical and analytical data to inform research findings. The two commonly used research methodologies are quantitative and qualitative methods, both of which have got...

Sampling Strategy and Sample Size

Abstract The present paper critiques the sampling strategy and sample size of the selected article. Overall, it is evident that the strategies used (e.g., inclusion criteria, stratified sampling, randomization, and power analysis) were effective in maintaining internal validity and ensuring that findings could be generalized to the wider population. Introduction...

Mathematical Theory: Algebraic K-theory

A mathematical theory is similar to a mathematical representation that is established on dictums. Sometimes, it can continuously be a body of knowledge, for example, built on truism and precision. Therefore, it can be utilized when dealing with an area of mathematical fact-finding within the set guidelines and procedures. This...

Research Terminology: Definitions and Distinctions

Abstract This essay gives detailed definitions of the terms paradigm, ontology, epistemology, and philosophy of science. The paper goes further to highlight the distinctions between (and among) these four terms. Researchers should be aware of these four fundamental terms. This discussion explains why such researchers should have a clear understanding...

The Concept of Fine-Grain Analysis

With the rapid development of Internet technologies and the increased number of possibilities entitled to users, the question of analyzing commercial websites is rather acute. It is necessary to evaluate e-commerce web pages since their usability and other features influence the potential consumers’ choices to a great extent. As Andreolini...

The Law of Conservation of Linear Momentum

The law of conservation of linear momentum states that the linear momentum of a system is conserved if there are no external forces acting on that system. This law is universal and one of the most fundamental laws in nature. Nevertheless, experimental verification of the law for a series of...

Marketing Research Brief: Research Design, Sample, Questionnaire

Research Design The main goal of the research brief is to set clear objectives in the form of questions and design appropriate research. The key objectives are to understand consumers’ intentions towards the category of food provided by the company and estimate market penetration in the given category of products....

Use of Paretto Charts in Healthcare

Pareto Chart Answers for Flipgrid Video In clinical settings, the creation of Pareto charts may be useful for understanding the impact of factors affecting one or another health problem. Since these factors are arranged in descending order, it becomes evident which of them requires more attention from nurses. The care...

Geology and Formation of Lake Erie

Abstract This present paper explores the process of formation of the Lake Erie basins that were conditioned by glaciers. Glacial erosion which carved out the lake beds and the subsequent deposition of huge amounts of sediment led to the formation of the eastern, central, and western basins of Lake Erie....

Geology of the Abiquiu Embayment in New Mexico

Abstract The Abiquiu Embayment is to be found in north-central New Mexico. Through the (angular) unconformity way, both sedimentary and volcanic (rocks) superimposes pre-tertiary ones. Chicoma is the oldest form of volcanic formation. latite and andesite (flows) are its main components. It has a thickness that can measure up to...

Problem-Solving Case With the Scientific Method

I had a friend who was not very good at money management. He was careless about his expenses, earnings, and savings. He owed me some money so I decided that to receive it back sooner I could give him a friendly piece of advice on how to handle his finances....

Conducting a Research on Hybrid Classes and Its Impact in the Classroom

Introduction The classes combining the traditional face-to-face activities with the online computer-based assignments are named hybrid. The two common types of the hybrid classes are HYD (Distance Learning Hybrids) – when the greater part of the course work is offered via the Internet and HYC (Classroom Hybrids) when 50% of...

Research Design: Qualitative, Quantitative and Action Research

Instructional Environment The facilitative approach is used for creating the study environment. This approach creates an environment of collaboration and involves activities with time to interact with the content of the course and one another. However, participants in a clinical placement always appreciate standing by and only listening or even...

Population, Life Expectancy Rate of Different Countries

Introduction Population is a very important variable to study and understand as everything that we do is centered at people and therefore, to understand the needs, aspirations and also to fulfill the same it is very useful to have a very good understanding of head count. The world is divided...

The Central Tendency Measures

Introduction The investigation on the topic is of importance when the management constraints are considered. The approach is to select the entry which characterizes the entire group. The significance of that representative should be analyzed to conclude for the application of different methods to reach up with the central entry....

Geomorphology: Weathering Processes

Outline This paper mainly discusses what is weathering and the three processes involved in it. The paper explains the processes involved under each type and the features formed as the result of the processes. In doing so the paper has been broken down onto various sections namely; Introduction Railsback describes...

Description of Boolean Algebra

Introduction Boolean algebra was formulated by George Boole who was a self-educated English mathematician between the periods 1815 to 1864. It basically involves the triumphant application of algebraic techniques to logic. The algebraic laws developed by Boole are fundamentally similar to those of binary arithmetic where essential symbols are inferred...

Theory Building in Family Nursing: Deductive vs. Inductive

Building theories allow scientists to study phenomena of the real world by representing them in the form of abstract models. This approach provides researchers with a useful tool that makes it possible to reduce the complexity of the processes in question by focusing on the most relevant aspects of them....

How Science Is Demarcated from Pseudoscience

The main reason why I choose to discuss this topic is that, as time goes on, it is likely to become ever more discursively relevant. The growing popularity of different pseudoscientific ideas/pursuits amongst both the ordinary citizens and socially prominent policy-makers substantiates the validity of this suggestion. While exploring the...

Real-Life Applications of Statistics: Beyond Classroom Perceptions

Introduction Numerous students of different ages who study statistics admit that this course is boring. They stipulate that this subject is based on unrealistic materials that are not useful. However, in-depth insight into statistics and its underlying principles can show that this discipline offers some helpful information that can be...

Miami-Dade County in Florida: Geological History

Introduction Geology is a natural science which studies soil and its composition, including rocks and minerals. It focuses strongly on the transformation of the Earth’s geology over the 4.5 billion years of its existence as it underwent a continuous change and cataclysmic events, which have formed the composition of the...

Statistics: Dummy and Orthogonal-Coded Regression

Introduction The current paper provides the results of two multiple regressions performed on the same data but using different types of coding of dummy variables: dummy coding and orthogonal coding. After the description of the data file and after testing the regressions’ assumptions, the research questions, hypotheses, and the alpha...

Applying Null and Alternative Hypotheses

The null hypothesis is a hypothesis which states that there is “no effect, no difference, or no relationship among the variables being studied” (Smith, Gratz, & Bousquet, 2009, p. 161). Conversely, the alternative hypothesis is a hypothesis that claims that there is an effect, a relationship, or a difference between...

Three Types of Human Knowledge

I agree with the conclusion of the essay by Wolf. Mathematical knowledge and philosophical knowledge go hand in hand. One effect can in no way unmistakably proceed from a particular cause than in the case where a quantity of an effect is equivalent to the power created by the cause....

Descriptive Analysis of 71 U.S. Best-Selling Beers (2007)

Executive Summary This paper supplies the results of a descriptive statistical analysis of data related to 71 best-selling brands of beer in the U.S. in 2007. The data is comprised of information about alcohol percentage, the number of calories, and the number of carbohydrates (in grams) per 12 ounces of...

ANOVA Testing: Essential Tool for Sales Forecasting at A-Cat Corp

Statistical Tools and Methods Working on the development of sales forecast for a company is essential for the further identification of the strategies, which the organization in question views as crucial for attracting new customers and increasing its profitability rates (Roberts & Russo, 2014). In order to address the situation...

Chi-Square Test and Titanic Accident

Introduction The current paper will use the chi-square test in order to check whether there was an association between the class that female passengers traveled in on Titanic, and their chances of being saved from that ship when it sank. After a brief data file description, the assumptions of the...

Search Methods and Literature Review

Introduction Literature review is one of the most common types of academic works. This type requires applying specific search techniques. Although there are various techniques used in academic research, some general methods are applied by the majority of researchers. The main goals of this paper are to discuss the key...

Two-Factor Data Analysis: Definition and Examples

Introduction The process of setting an experiment implies that every single factor affecting the dependent variable should be identified and that the crucial one should be selected carefully. In a range of scenarios, the key variable is going to be affected by not one, but two or more factors (Groebner,...

Interpolation and Extrapolation Definition and Differences

Definition As a rule, the phenomenon of interpolation is referred to as the process of selecting the data that can be located within a particular range of information (Groebner, Shannon, & Fry, 2014). The identified definition can be applied to a variety of domains, including business, technology, science, education, etc....

Information Sources and Their Validity Evaluation

Introduction There are numerous sources of information that scholars and students can use in their research. They include, among others, journal articles, books, newspaper articles, and online resources. However, the bulk of these resources do not meet the validity requirements for them to be used in scholarly work. For example,...

Correlation and T-Test in Psychological Statistics

Correlation Test To establish the nature of correlation that exists between mindfulness and two forms of happiness, namely, subjective happiness and Oxford happiness, Spearman’s correlation test was used. According to Coolican (2014), Spearman’s correlation test is suitable in the analysis of ordinal data because it is a nonparametric test, which...

The Nature of Volcanoes: Types and Effects

Abstract For centuries, people across different civilizations had been terrified by the display of power that volcanic eruptions present, and they interpreted them as a sign of wrath and vengeance of gods. Clearly, with the progress of the modern science, volcanoes have been demystified; particularly, the development of the plate...

Algebra – an Islamic Contribution to the West

Introduction The contribution made by Muslim mathematicians towards Western civilization cannot be underestimated. Unlike other religions where dogmas are not linked to science, Islam and science are correlated (Ahmed 63). Muslims have contributed greatly to the development of modern science especially in the area of algebra. Muslim mathematicians are the...

Weathering and Erosion Geology: When Rocks Turn into Dust

Lutgens and Tarbuck provide a very decent account of the processes of formation, weathering and decomposition of rock. It is truly fascinating to learn about the cementing process, which literally takes ages, as well as learn about the power of weathering and erosion. The fact that wind and water, which...

Solar System: The Weather on Other Planets

Introduction All planets in the solar system experience are varying weather conditions and seasons. However, the occurrence of seasons on other planets is distinct from the conventional system of winter, autumn, summer, and spring that is experienced on earth (Carson, 11). It may seem hat the weather system is different...

Hypothesis Testing Process: Null Hypothesis, P-Value, Significance Level and Business Examples

Testing Hypotheses The process of conducting a hypothesis test is structured into important phases. They are, in order, formulating null (H0) and alternative (Ha) hypotheses, selecting a significance level (α), choosing an appropriate statistical test, collecting data, and computing the test statistic (Anderson et al., 2018). After that, one can...

Research Methods Comparison: Randomized Controlled Trials vs Observational Studies

Introduction The research method is a critical tool for researchers, providing different approaches and helping generate insights and knowledge. This essay delves into the comparative analysis of two prominent research methodologies: attempts to link causation distinct from randomized controlled trials (RCTs). We plan to convey those insights by contrasting the...

Short-Term Visual Memory: Effects of Set Size and Task Type on Performance

Introduction The complex structure of human memory has been the subject of scientific research for many years. In particular, short-term visual memory is organized in a complex manner. Luck and Vogel propose differentiating human-observable material into objects and their features in the simplest tests, represented by the colors and orientations...

Benford’s Law Explanation with Movie Ratings and Social Media Examples

Imagine you’re trying to figure out which ice cream flavor is the most popular by looking at the number of likes each flavor gets on social media. Every number from 1 to 9 has an equal chance to be the first number, like every slice of a pizza being the...

Chi-Square Test of Independence and Categorical Data Analysis in Statistical Research

Scenario Summary In 1990, the shares of the US automobile market were held in such proportions: 36% by General Motors, 26% by Japanese manufacturers, 21% by Ford, 9% Chrysler, and 8% by other manufacturers. A hypothetical new survey of 1,000 new-car buyers shows the following purchase frequencies: GM – 193,...

Population Dynamics: Snider & Brimlow and Vandermeer on Exponential Growth

Summary This paper aims to summarize the main theses, ideas, and concepts from two research articles. First, the article by Snider and Brimlow (2013), which investigated the processes and dynamics of population growth in terms of the essential meaning of such studies, was selected. Second, the article by Vandermeer (2010)...

Multiple Regression Analysis of Grade Point Average, Family Size, and Income Relationships

Introduction In statistical analysis, it is essential to understand how variables are related since this is key to making informed decisions and predictions. Multiple regression analysis, which examines how multiple predictor variables are combined with an outcome variable, has been a powerful tool. This essay aims to examine the extent...

Independent Samples t-Test Analysis of Word Spelling Accuracy in Fourth Grade Groups

Introduction In this paper, hypothesis testing is performed, with the focus on comparing the means between two groups. The null hypothesis indicates that there is no difference in the number of words spelled correctly between two groups of fourth graders. As a consequence, the alternative hypothesis indicates the presence of...

Statistical Analysis of Pigeon Movement Using GPS Tracking Data

Background Conducting statistical analysis aims to inform decisions that minimize bias and the potential for systematic error. This project investigates pigeon behavior using continuous bird movement data (Gagliardo, 2020). Data from a GPS tracker physically attached to the pigeon was used for analysis—statistical analysis involved plotting and detailed examination of...

Predictive Analysis of Khalifa Bin Salman Port: Container Throughput, Trade, and GDP Trends

Introduction Conducting predictive analysis is an essential part of statistical research, yielding findings with broad practical implications for making informed, data-driven decisions. This paper investigates data from Khalifa Bin Salman Port in Bahrain, a major seaport that plays a key role in the country’s economy (Al-Bahrayn, 2021). For this port,...