Validity and Reliability Discussion

Determining the validity and reliability of the research instruments when reading a research study When reading and assessing a quantitative research study, it is paramount to determine the validity and reliability of the instruments utilized in that study to understand whether the findings of that study can be trusted. The...

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...

Pros and Cons of Fluorite as a Gemstone

Though diamonds, rubies, sapphires and emeralds are traditionally associated with jewelry, the use of less costly yet beautiful minerals as gemstones seems a good idea. As a rule, fluorite is often used to create truly gorgeous jewelry; however, the use of fluorite as a gemstone has its positive and negative...

Statistical Analysis of Consumer Taste Preferences with Chi-Square

Importance of Statistical Analysis Performing statistical analysis is an essential procedure for making informed and data-driven decisions. Any choice, be it organizational, household, social, or business decisions, can be based on personal beliefs and vision of the environment alone; however, the practical value of such conclusions will be lower than...

Experimental, Quasi-Experimental, and Nonexperimental Research

Experimental, quasi-experimental, and non-experimental research are distinguished depending on the tasks and methods of studies. Experimental studies have several groups of participants assigned randomly, with the intervention being controlled. In quasi-experimental studies, participants may not be allocated to comparison groups or may not be randomly assigned. In a non-experimental study,...

Basic vs. Applied Research: Pros and Cons

Reports are commonly separated into different types based on the audience that it aims to target. Therefore, basic and applied research appears to be widely used for a specific group of people, educational researchers, and potential users related to the same field of study, respectively. Overall, the reports serve distinct...

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...

The Future of the Space Missions

The current obsession with space discoveries leaves enough room for innovative developments in the area that are expected to take humanity closer to interplanetary missions. According to Thisdell, the United Arab Emirates (UAE) represents one of the most vigilant countries when it comes to space missions. With the aid of...

Data Collection Methods for Various Scenarios

Introduction The paper aims to compare four ways of data collection, such as survey research, which involves a process of asking questions and analyzing responses, field research, which focuses on making observations, and secondary analysis of existing data, and triangulation, which refers to the combination of the methods. The author...

Thematic Analysis of Interview Data

The interview under analysis was conducted and three participants have been involved into the study. Six questions focused on defining participants’ goals, beliefs, and ability to logical thinking. While conducting the interview, similar thematic patterns were defined among the participants. Specifically, while thinking over the most favorite historical or famous...

Logical Statements: Venn Diagrams

Introduction To understand arguments in mathematics, it is of necessity to comprehend how known facts are combined, to be capable of proving new facts. In logic, a statement refers to a sentence that can be categorized as being false or true, but with no vagueness (Royden, 2001). Truth value refers...

Primary and Secondary Data in Research

Introduction Data is a central and integral part of any research since scientists use them to build hypotheses, justify the importance of their research, and its implementation. However, while it is enough to use secondary sources for some proposals and analyses, the study of other issues requires primary data. The...

Pressurized Water Reactors: An Analysis

Executive Summary The demand for electricity in today’s world is on the rise. As a result, many technologies are being tested to come up with the most appropriate one to supplement the current electric power generation. Over the years, the use of pressurized water reactors has become common. The process...

Inductive and Deductive Reasoning

Every kind of research demands a clear and properly structured methodology for it to be successful. What is demanded from a researcher is that he or she should understand the main components of the scientific research method and be ready to ground his or her thoughts and ideas reasonably and...

Sample Size Calculation and Justification

Introduction A sample can be described as a portion of the population selected for a survey or experiment. Obtaining facts regarding a parameter from the entire population is desirable. However, it is often time-consuming and costly, which necessitates sampling (Das, Mitra, & Mandal, 2016). Nonetheless, small samples cause uncertainties in...

Sedimentary Rocks and Plate Tectonics Effects

Sedimentation is derived from an Italian “Sedimentum” which refers to “Settling”. It’s commonly used to refer to solid materials settling out of fluid. (Tarbuck, 2000) This phenomenon is observed due to the differences in density between the fluid and the solid particles. “In geography sediments are derived from broken rock...

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...

FM Radio: History and Main Aspects

The beginning of the rise of the frequency modulation radio or FM radio may be clearly observed only beginning with 1960s though FM radio was invented in 1902. The reason for the long lasting absence of demand for FM radio is in the oppression on the part of the giant’s...

Social Facilitation and Relevant Empirical Evidence

This paper discusses the Social Facilitation of human beings specifically and about the development regarding social facilitation, exploring the tendency of people to be aroused in such an environment that would ultimately end up in better performance on simple assigned tasks or the tasks on which they have full command...

Volcanoes Activity in Papua New Guinea

The earth is made up of three main layers namely the crust, the mantle, and the core. The crust is a thick solid rock, the mantle also referred to as magma is a thick molten rock and the core has an eccentric slid surrounded by liquid. Temperatures inside the core...

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...

Mathematical Analysis of Ship Towing Simulation

Introduction Before launching a real ship into the water, tests must be conducted to assess possible risks and potential problems that the ship may encounter during launching. Obviously, such tests consume a considerable number of resources and time, so it is necessary to resort to large-scale modeling with a high...

Geocentric and Heliocentric Models of Solar System

In the geocentric model of the Solar System, Earth is in the center of the system, with the planets moving around it at the speed called orbital velocity. In the current heliocentric model, however, the Sun is the center of the Solar System. Apollonius, an astronomer from ancient Greece, made...

Studying the Venturi Effect Through Water Flow Calculation

The Venturi effect is of particular importance in fluid dynamics, characterizing the pressure drop of a fluid as it flows through narrow spaces. The Venturi effect is named after the Italian scientist Giovanni Battista Venturi, who is also known for his work in optical physics (Gallitto et al., 2021). The...

Moist and Dry Adiabatic Lapse Rates

Adiabatic lapse rates refer to temperature changes as altitude increases with no heat loss or gain to and from the surrounding environment. Adiabatic lapse rates can be distinguished as dry or moist. Condensation and latent heat release make the Moist Adiabatic Lapse Rate (MALR) slower than the Dry Adiabatic Lapse...

Individual Project: Statistical Study of Cemeteries

Several virtual cemetery sites were used to collect a sample of one hundred people for this assignment. Each of the cemeteries is located in the Canadian province of Ontario: a total of four different cemeteries were used. # Name of the Cemetery Location   1 Assumption Catholic Cemetery Toronto Twp,...

Hypothesis Testing in Daily Life

Hypotheses testing in daily life can promote a better understanding of various events and people that an individual deals with daily. For instance, hypothesis testing may reveal how people around the individual treat them. This paper aims to describe the testing of a hypothesis stating that only close people, including...

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...

Correlation Between IQ and GPA: Analysis

Introduction The correlation between GPA and IQ, given for analysis, can be interpreted as having positive dynamics. At first glance, there is a hypothesis that the intelligence of a student is directly related to their overall attestation results. The higher the intelligence, the higher their GPA, and vice versa –...

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...

Space Exploration: The Liberal Arts Lenses

Space exploration is the study of outer space and is usually carried out by experts in space technology and astronomy. There are four liberal arts lenses of viewing space exploration: history, humanities, social science, and natural science. The history lens provides astronomers with a view of occurrences that happened during...

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...

A Multiple Regression Analysis of the Data

Introduction In science, it is paramount to be able to analyze data in order to discover correlations between phenomena (Campbell & Stanley, 1963). This paper provides a multiple regression analysis of the data for the task 4 of the textbook by Field (2013, p. 355); the data can be found...

Description of the Radiopharmaceutical

Introduction A radiopharmaceutical, otherwise known as nuclear medicine, is made up of one or more radioactive isotopes called radio-nuclides. Radiopharmaceuticals are pharmaceuticals prepared in readiness for applications in curing and/or identification of diseases in persons. Radioactive element 133Xe, 131I-NaI, or a labelled compound 131I-iodinated proteins and 99mTc-labeled compounds are a...

Epistemology and Research Methodology Meet in Theory

Introduction The essence of theoretical thought is based on the complex process of theorizing, aiming at explaining a particular scientific phenomenon through the correlation of epistemology and research. In terms of family studies, the process of theorizing reflects “three basic orientations toward theory” (Bengtson, Acock, Allen, Dilworth-Anderson, and Klein, 2004,...

Experimental and Nonexperimental Research Designs

The choice of study design is a crucial stage, during which the quality of research and the accuracy of its findings are determined. Experimental and nonexperimental methods are two popular designs, which are widely used in the modern academic environment. The primary difference between them lies in the presence of...

Using Both Quantitative and Qualitative Methods

Benefits of using mixed methods research Many research studies adopt mixed methods approaches in their study designs that employ both quantitative and qualitative methods. Quantitative methods are concerned with collection and analysis of data (numbers) using statistical tests. On the other hand, qualitative methods are concerned with collection and analysis...

Metallic Materials for Aerospace Industry

Introduction Aircraft building is a complicated process that requires meticulous selection of the right materials. Engineers must fully understand the qualities and limitations of all construction materials in order to make the right selection. Ideal metals for aircraft production often have minimal weight, are corrosion, fatigue, heat, and crack resistant,...

Clarifying Bias, Case Analysis and Interviewees’ Feedback in Research

Such issues as the credibility and validity of qualitative research have been discussed for decades (Creswell, 2007; Patton, 2002). Many researchers argue that qualitative research is often associated with misinterpretation. Admittedly, it is rather difficult to remain unbiased as even researchers are subjected to the influence of various factors. Nonetheless,...

The Effects of Changing the Speed of the Motor

Abstract and Objectives By experimenting, it was possible to address the three important objectives in this study. The first and second objectives were to determine the effects of changing the speed of the motor on the output current and voltage respectively. That was achieved by an upward and downward of...

Helicopter Experiment Assessment

This paper is a report of a paper helicopter experiment that was carried out in a group. The experiment involved designating a paper helicopter in varied designs and then dropping it severally while recording the flight time. The report starts by explaining the essence of having one person drop the...

Critical Appraisal Tool of Research Work

Introduction The application of critical appraisal tools to evaluate the validity of research conclusions has gained acceptance in modern research settings. Appraisal tools are mainly used in medicine and allied professions. In these fields, evidence-based practice is of utmost importance to patients. Critical appraisal guidelines often appear as a checklist...

Multiplication Methods: Traditional, Ancient Egyptian, and Method of the Cups

Throughout its history, humanity has developed numerous methods of multiplication or repeated addition. These can be more or less time-consuming and also vary in effectiveness: while some are better for education, others pursue purely practical purposes. Three such methods are traditional, Ancient Egyptian, and the method of cups and counters....

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...

Math: Functional Analysis

“Functions are mathematical ideas that take one or more variables and produce a variable. You can think of a function as a cook that takes one or more ingredients and cooks them up to make a dish. Depending on what you put in, you can get very different things out”....

Mathematical Equations: An Overview

In the mathematical sciences, much attention is paid to classification and methods of solving equations: linear, quadratic, and polynomial. There is no doubt that the practical application of the equations can be found in any environment of public life: from sociology to rocket science. Thus, the precise identification of the...

History of Batteries, What Is a Battery, Recycling of Batteries

Introduction History of Batteries (Types – Production – Consumption) in Europe, the USA and China One of the most revolutionary ideas at the time of the invention was the battery. A battery is defined as a device where energy is stored and delivered through electrical means. Alessandro Volta invented the...

Biometrics in IT Security

Introduction Biometrics refers to the use of uniquely identifiable human characteristics to secure systems. Biometric information like height, hair color, weight, and eye color has been used for a long to assist in the physical identification of individuals. However, the constant change of biometrics and the ease with which they...

The Research Method ‘Case Study’

The method to be used in acquiring the data to be used in making the inferences, analysis, conclusions and recommendations within the field of education in this case; is the research methodology of using case studies to study and learn the area of focus. However other supporting research methods will...

Earth Science: Rocky Mountains

Introduction Mountains are landform that ascends well higher than its environs, usually displaying steep slope, a comparatively limited summit region, and significant local relief. They are formed by processes like faulting, folding, or up warping of the earth’s surface as a result of plate movements. The Rockies in North America...

The Distinction Between Inductive and Deductive Arguments

Introduction In a deductive argument, it is impractical for the basis to be true but the end bogus. In this case, a deductive argument is an argument in which the conclusion follows from the generalizations. On the other hand, deductive logic is the capability of distilling the pertinent facts and...

Comparing Correlation Coefficients: Features and Uses

Table Table 1. Four Correlation Coefficients and their Comparisons. Statistical Method What the Statistical Method/Test Measures What type of research question would best apply to this method? Pearson’s r This is the parametric coefficient for determining relationships between variables, including their direction and magnitude, and making inferences about correlations between...

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....

Electromagnetic Induction in Medicine

Introduction Medical science and physics have a strong relationship in terms of developing new technologies and improving patient care. For the majority of humanity’s history, doctors and physicians were limited to external symptoms for producing diagnoses and treating patients. While observing the visible symptoms is an important part of a...

Robert Hooke’s Contributions to Modern Science

Introduction Robert Hooke was one of the most significant scientists of the 17th century. While his research and discoveries were often argued by his rival Isaac Newton, it is impossible to question the importance of his developments in such fields as physics, astronomy, biology, and medicine. This outstanding figure had...

The Dynamic Earth: Plate Tectonics Issues

Describe the bathymetry of the ocean seafloor and how the features relate to plate tectonics The geology of the earth’s surface has been shaped by two important processes: plate tectonics and continental drifting. Continental drifting is a concept that explains how the Earth’s continents move relative to each other. The...

Which Hemisphere Has More Ocean Surface Area?

Compare the distribution of oceans between the northern and southern hemispheres. Which hemisphere has more ocean surface area than the other? Since the surface of the Earth is far from being even, the distribution of oceans is not quite equal between the two hemispheres. Taking a closer look at the...

Class Sizes and Student Performance Research Methodology

Research Methodology Research Problem Due to the economic downturn, the State of Georgia’s legislature passed a bill that eliminated size limits for the class, including both regular and special education students. In addition to the state’s change, Henry County has made a new policy that affects social studies and science...

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...

Energy Insights: Understanding Global Energy Challenges and Solutions

Tombstone The book titled “Energy: What Everyone Needs to Know” was written by Jose Goldemberg – a famous Brazilian physicist, research scientist, and scientific leader of the renewable energy community. He is one of the world’s leading experts on energy and environmental issues. The book was published in 2012 by...

The Data of Annual Salaries: Descriptive Statistics

Methodology The data of annual salaries were collected from a sample of 12 operators (N = 12) in a chemical manufacturing company. The sample of plant operators was selected randomly and annual salaries recorded. Sharpe, De Veaux, and Velleman (2015) assert that sampling of data reduces researchers’ biases in the...

Z vs. T Confidence Intervals: Understanding the Differences

Identifying population parameters is essential to the success of a research or the production process (Sharpe, DeVeaux, & Velleman, 2015). Herein the significance of the tools known as confidence intervals lies. Allowing estimating the key parameters of the target population, continence intervals serve as a means of reducing the chances...

The Proxemics of the Mediated Voice

The author starts the article by highlighting the importance of voice in everyday communication, particularly the fact that it can be used to define the communicative distance between the listener and the talker. He states the aim of the article as being an attempt to address the difficulties arising out...

Discriminant Analysis and Multiple Regression

Overall, the discriminant analysis and the multiple regression are similar in that they both construct a weighted linear combination of scores on several independent variables (Warner 2013). This combination ought to be optimal, meaning that it should predict the scores on the outcome variable from the scores on the predictor...

Categorical Logic and Its Base Propositions

In this essay, you will find everything related to categorical logic: examples, definition of a categorical proposition, and more. What Is Categorical Logic? Categorical logic is a type of deductive logic that is based on four propositions. These propositions are statements, which categorize members of different classes on the basis...

Thermodynamics and Kinetic Theory: Core Principles of Matter Behavior

How does the study of heat relate to the kinetic theory of matter? The kinetic theory of matter maintains that matter comprises tiny particles that are separated and in constant motion. These molecules collide with the walls of a container they are placed in. The theory gives an experimental explanation...

Action Research and Its Types in Social Sciences

Action research is a type of research used in social sciences that implies taking action toward solving problems while conducting the research. Action research has been proved to be an effective method of addressing certain issues that involve human interaction and cooperation (Stringer, 2013). Also, there are many other areas...

Essay on Volcanoes: Mount St. Helens Eruption — Before and After

Essay on Volcanoes: Introduction The life of human beings has for a long time witnessed occurrences and impacts of different types of disasters. Natural disasters constitute part of many disasters that are likely to occur in the world. In addition, natural disasters are ultimate effect of natural hazards such as...

Queuing Analysis: Efficiency & Limitations at a Gas Station

Introduction The current paper attempts to analyze a customer service queuing system of a local gas-filling station according to the following imagined scenario. It operates 24 hours a day, and at night hours, three of its four fuel dispensers are not active for maintenance purposes. Historical evidence reveals that between...

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...

Space and Cyberspace Deterrence

For decades the US army has emphasized deterrence, basing their advancements on nuclear weapons to improve their defense services. The army significantly invested in huge war tanks, ships, and aircraft. Currently, a broader challenge spectrum faces army deterrence, including space and cyberspace. Many third-world countries like the US, China, Russia,...

Significance of Background of Research Study

Introduction Research is one of the most important aspects of various studies, and by finding relevant information, the most realistic research can be done. However, some problems might occur during the source finding. For instance, the changes in technology have allowed people to find information online, and it is convenient...

Analyzing Gender Bias in the Fire Department

As part of this assignment, the Assistant Chief of the local fire department is examining the potential problem of gender barriers that may exist in employee promotions. To do so, data from fifty employees who applied for promotions were collected and formed into the crosstab shown below. At first glance,...

Imperial vs. Metric Measurement Systems

There are two central measurement systems in the world. They include the imperial system and metric measurements. The first measures length by measuring inches, feet, yards, and miles. It calculates volume in pints, quarts, and gallons as well as weight in ounces, pounds, and tons. The colonists’ English-based system, The...

Hypothesis Testing and Test Statistic

In order to test a complaint about the low weight of seeds in packages, the null hypothesis should be made that there is no significant deviation from the declared weight standard of 50 pounds. Accordingly, at the chosen significance level α = 0.05, a test will be carried out in...

The Mixed-Method Research: Strengths and Weaknesses

Research methodology is the key to the high quality of study and one of the determinants of its validity. In a way, methodology is the bridge between the aims and the outcome of the project. If this bridge does not correspond with the requirements imposed by the objectives, it will...

Summary Statistics and Descriptive Analysis

The first step to using summary statistics is by understanding the type of data being dealt with. The fundamental difference between categorical and continuous level data is that quantitative variables prompt the question, how much? Whereas categorical variables prompt the question, what type? Hasted (2018) researched that quantitative variables can...

Importance of Research Interest for Future Development

One of the fundamental questions that every researcher should determine is to define their research interest. This point is above even the specific definition of a research topic since it represents the whole direction in which one will develop in the future. Since this choice can affect one’s entire career,...

Phenomenology as a Research Approach

Introduction There is a wide range of methodologies that can be applied to different studies. Nevertheless, one of the best options to realize the numerous factors that underlie a social issue is the utilization of phenomenology. The approach implies an attempt to deal with all the inner experiences unprobed in...

Differences Between Null and Alternative Hypotheses

Null and alternative hypotheses are commonly used for testing in such applications as SPSS, which proposes different formulas for data calculation. The difference in the results over time does not always show the difference in the actual data statistics. Understanding the influencers on both types of hypotheses is important to...

NASA and Space Colonization

Sartipi, F., Palaskar, K., Ergin, A., & Rajakaruna, U. (2020). Viable construction technology for habitation on Mars: Fused deposition modelling. Journal of Construction Materials, 1(2), 1-7. Web. The research focuses on proposing the Fused Deposition Modelling (FDM) as the most practical construction process implementable on Mars during colonization. The source...

The Discovery of Additional Earth-Approaching Asteroids

In recent years astronomers are becoming more interested in studying the space objects situated relatively close to Earth. While the cosmos is still not fully discovered and has potentially numerous unknown aspects, it represents both the field of scientific research and potential danger. Therefore, this paper aims to identify two...

Quantitative and Qualitative Paradigms of Business Research

Introduction Almost all the scientific information and knowledge available globally is a product of research. However, not all such knowledge emanates from the same form of study or method of inquiry. The aspect results from the so-called paradigm wars, where various scientific inquiries fight one another. These aggressive facets maintain...

A Ground-to-Satellite Demonstration of Quantum Teleportation

The foundational demonstrations over two decades ago, quantum teleportation, has become the fascinating implications of quantum physics and has been widely researched. The book Ground-to-satellite quantum teleportation by Ren et al., is one of the research projects that focuses on this concept (2017). Its ties to classical physics and its...

The Differences between Qualitative and Quantitative Research Methods

Generally, qualitative and quantitative studies are two types of research conducted in science. The first type is designed to learn as much as possible about the properties of the phenomenon or object being analyzed. There are no strict criteria for how information is collected — a free form can be...

The “Why Trust Science?” Book by Naomi Orestes

Introduction In the modern world, there is an overwhelming amount of information used by people, most of which is based on scientific data and research. This scientific paper analyzes the book Naomi Orestes, in which the researcher raises the question of the essence of science and makes an attempt to...

Symmetry in Sciences and Technology Studies

It takes a lot of effort, attempts, and time to make a significant scientific discovery. All research workers have their own points of view on a particular phenomenon, which causes the inevitability of lengthy disputes and debates. However, as everybody knows, truth is always born in an argument. That is...

Two Research Philosophies: Positivism and Interpretivism

Research Philosophies The two research philosophies covered within the current paper’s framework are positivism and interpretivism. Positivism can be defined as an approach to studying human behavior and societal trends with the help of scientific methods (Eden, Nielsen, and Verbeke, 2020; Quinlan et al., 2019). According to Ghauri, Grønhaug, and...

Stephen Hawking: Outstanding Theoretical Physicist

The study of science implies not only the presence of talent, but first of all, it requires aspiration and a strong desire. Without these characteristics, it will be complicated, and not many will be able to engage in this field. However, there are people with disabilities who could prevent them...

Oceanography: Discovering Plate Tectonics

Wegener’s hypothesis, known as the theory of continental drift, was based on a wide range of data from geological expeditions worldwide. He was intrigued by the division of the American continents and worked to explain their non-standard shape. In addition, Wegener studied animal and plant fossils on the coastlines of...

Isaac Newton and His “Principles”

The outstanding figure of the scientific Revolution, Isaac Newton, was born on January 4, 1643. His place of birth is the small British village of Woolsthorpe, located in the county of Lincolnshire. A frail, prematurely abandoned boy from his mother’s womb came to this world on the eve of the...

Non-Experimental Research Design and Examples

The 1961 Milgram experiment can be considered a non-experimental design. It is essential to first differentiate between an experimental and non-experimental research designs. In the former, a controlled factor is subjected to some type of treatment and then compared with another factor that was kept constant. It also entails allocating...

Physics. Friction: Ways of Increasing and Reducing

As a fundamental physical process, friction is an essential characteristic of the mechanical interaction between contacting bodies and their surfaces. Indeed, it is only theoretically possible to assume perfectly smooth surfaces that do not experience friction, since in practice achieving such a condition seems impossible or extremely difficult. Friction between...

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...

Seismic Waves Definition and Overview

Continental plates are constantly moving which leads to a series of natural occurrences. One of these occurrences is the earthquake, which results from sudden contractions along the fault lines. Therefore, these sudden contractions transfer from their epicenter in form of seismic waves. According to Brûlé et al. (2017), there are...

Statistics: Significance of Statistics

Introduction Statistics is a course that is advantageous and becomes ingrained in one’s life. The importance of statistical data is almost infinite, as demonstrated by confidence theory and science (Harris et al., 2017). Metrics are important because they provide accurate information about circumstances. However, several fields are abusing statisticians in...

Newton’s Third Law With an Example

According to Newton’s Third Law of Motion, a body exerting force on another body experiences a force equal in magnitude and opposite in direction. As bodies experience acceleration proportional to the magnitude of the force and inversely proportional to their mass, lighter objects exerting force on heavier ones accelerate away...

Importance of a Research Guidelines

Research design is very critical in determining the validity, reliability, and generalizability of the findings. For the research findings to be credible, they must pass statistical tests of validity, reliability, and generalizability. Since positivists support the use of empirical evidences in the criminal justice system, they apply statistical tests quantitatively...

Riding the Bull at Gilley’s” by Scully

Scully and Marolla discussed psychopathological assumptions on the conduct, psychological processes, and instincts of rapists. They found out that the psychopathological model of rapists’ behavior views rape as a result of mental dysfunction and claims that rapists are always unwell and lack self-control. Research indicated that male sexual vigor is...

Beauty of Life: A Scientific Approach

Introduction Life is a beautiful thing. However, the beauty of life is usually analyzed in a few basic physical factors without the incorporation of our basic human form. Socially, the beauty of life is analyzed from a general point of view like human relationships, love, generosity, material enjoyment, magnificent landmarks,...

Data Collection Tools, Methods, and Challenges in Research

Data Collection Tools Used in Qualitative Research Qualitative researches are “useful towards revealing the perceptions and behaviours of different populations” (Garbarino & Holland, 2009, p. 7). Such studies are critical because they make it easier for researchers to construct their hypotheses. This research approach produces descriptive results. Researchers can use...

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 &...

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...

Archimedes’ Principle Experiment: Determining Gravity of Objects

Experimental Objectives To determine the specific gravity of different metallic objects that are denser than water To determine specific gravity of a liquid To determine the specific gravity of wood which is less dense which water is denser that it Theory By definition, density ρ0 of a substance is “a...

Atomic Force Microscopy and the Hall Effect

Introduction Both the Atomic Force Microscopy (AFM) and the Hall Effect represent unique methods of magnetic field measurements. While the AFM method employs a probe that is placed on its tip to take these measurements, Hall Effect explores ‘Hall’ voltage to achieve the same. These measurements come in handy in...

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...

Hypothesis Testing Procedures in Inferential Statistics

The two major types of statistical inference are hypothesis testing and confidential intervals. We use these two methods to make inferences. The difference between the use of the confidence intervals and hypothesis testing in inferential statistics is that the two have different goals. In hypothesis testing, we make some claim...

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...

Bolted & Welded Connections and Tension Experiment

Abstract An experiment, “Connection in Tension”, was conducted in laboratory conditions, and its outcomes are the main topic of the report. Exploring and comparing the expected and actual failure modes of both bottled and welded connections in tension are the primary purposes of the paper. In the process of the...

Measurement and Instruments for a Quantitative Research Plan

Research is a process that involves the gathering of relevant information in an attempt to answer some pertinent questions regarding an issue of concern (Salkind, 2010, p.45). Sometimes, the process of research can be quite complex. When this is the case, there arises a need to employ the use of...

The Phenomenon of Visual Illusions

Introduction We have always ignored the intricacies of human vision and taken vision for granted but there are a number of controversial issues surrounding human vision that should draw curiosity. Just like the other bodily senses, human vision does not call attention to itself in order to work. It is...

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...

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...

The Ethical Principles in Nursing Research

Carrying out a nursing research presupposes managing a huge set of responsibilities, the safety of the research subjects being the key one. As a result, a nursing specialist in charge of a research must make sure that the study subject should not face any major threats in the process. Since...

Instances of the Fingerpost by Francis Bacon and a Scientific Method

The Novum Organum is one of the most known philosophical works by Francis Bacon. This book was published in 1620 in Latin for the first time. With time, this work has been translated into several languages in order to spread the offered theory all over the world and provide other...

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,...

Scientific Theory and Other Perspectives

Since time immemorial, science has been an integral part of our lives giving us a better understanding of the reality around us. With science, there have been many incredible changes with some being beneficial while others have been destructive. Nonetheless, it cannot be denied that science has been very instrumental...

Statistics: Exploratory Data Analysis (EDA)

Exploratory data analysis (EDA) involves different statistical procedures that are available to provide a researcher with a view of the data in terms of distribution and general characteristics of a given data. While analyzing data using SPSS, there are a variety of statistical procedures available to carry out exploratory data...

The Relationship of Linear Motion Equations

Introduction In physics, Velocity, Acceleration, Force, Mass, and Inertia depend on each other. The five units are the core and important areas that Physics students learn in research for the purpose of enhancing and initiating modern Physics. Meanwhile, there are changes of these terms depending on the way they have...

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...

Basic Steam System: Warm-Up and Blowdown

Introduction The effective work of the basic steam system depends on the operations, ensuring the safety of the process and the equipment’s reliability. Since working with high temperatures and hydraulics may present certain risks for the plant personnel’s health and lives, steam line warm-up and steam trap blowdown are essential...

Math: Set Theory

“A set is a collection of well defined and well-distinguished objects of our perception or thought.” (Mohindru & Grover, 2003, p.1). Set is usually represented by capital letters and some of the standard sets that are available are N [represents set of all-natural numbers] W [represents set of all whole...

Force Application Examples

Yesterday, the author has lifted a cup to drink from it and threw a ball for the dog. In the case of the cup, they applied upward force to the cup at a constant rate until it reached the necessary height, at which point the pressure was reduced to let...

Leonardo Fibonacci and Fibonacci Numbers

The history of Leonardo Fibonacci and Fibonacci numbers Many people who have done some units in mathematics have come across the name Fibonacci. Fibonacci is one of the middle age scholars that have contributed highly to mathematic but most especially to the knowledge of numbers. Fibonacci was born Leonardo Pisano...

Four Big Validities: Internal, External, Construct, Statistical

Romantic Red Revisited: Red Enhances Men’s Attraction to Young, but not Menopausal Women Internal Validity The internal validity of a study is the extent to which cause-and-effect relationships are established between variables. The study by Schwarz and Singer (2013) aimed at understanding if the red background was associated with increased...

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...

Effects of Radiation on Human Cells

External or internal radiation can penetrate the human cell to the nucleus and initiate ionization or trigger water radiolysis. The effect can be cell malfunction, Deoxyribonucleic acid (DNA) break, apoptosis, cancer development, or the affected person’s death. Accordingly, this essay evaluates how radiation can affect a person on molecular and...

The Higher Education Institution: Organizational Justice

Introduction The article selected for review is titled “Organizational Justice and Organizational Citizenship Behavior in Higher Education Institution”. It reports on a study conducted by Mohammad, Habib, and Alias in 2010. The study considered the relationship between organizational justice and organizational citizenship behaviors of staff in higher education settings. The...

Studying the Properties of Toothpaste

This work aims to study the properties of active components of toothpaste. The hypothesis is that the toothpaste should have a pronounced cleansing, anti-inflammatory, and hemostatic effect on the mouth’s hard and soft tissues, but significant changes. The color of the tooth enamel will not be revealed after one week....

Cycled Lighting and Patient Recovery

Defining an EBP Question The Evidence-Based Practice was developed to provide high-quality patient care. According to Dang and Dearholt (2017), “EBP integrates the best available scientific evidence with the best available experiential (patient and practitioner) evidence” (p. 4). Many problems could be examined and solved with the help of the...

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...

Cameron’s POS to Organizational Effectiveness

Scope of the Theory Positive Organizational Scholarship represented by Cameron provides an examination of typical and deviated patterns of behavior of employees to highlight the problems and positive outcomes of the organizational process (Cameron, Dutton, & Quinn, 2003). Hence, the theory focuses on the organizational dynamics leading to the Development...

Tin Cup Hogback Ridge: A Geological Field Trip

Introduction The class traveled west about a half-hour from Denver. The route cut through Lakewood City on US-6 W. On turning southwest on the I-70 W at West Pleasant View and heading towards Grand Junction and Jefferson County, we knew we were almost there because the urban sprawl that is...

Astronomy: Origin and Evolution

Introduction Man’s study of Astronomy dates back to the pre-history period. Man was driven by many things to study Astronomy. One of these reasons was for religious purposes. Some heavenly bodies were considered as gods especially the sun. Besides, man studied Astronomy to help him come up with a calendar...

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...

Deli Depot Case Study: Data Analysis Management Reporting

Introduction To improve customer service, Deli Depot has embarked on initiatives to better understand its customers and provide them with the products and services that they want. For carrying out this goal the company has gathered information from the customers using in the form of field/ market research using a...

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...

Transshipment Problem Solving with Linear Programming

Abstract This term paper showcases the Application of Quantitative Methods for the exploration and analysis of a transshipment problem through a linear programming model for Lij Systems. An electronic company would like to determine an optimal transshipment plan that minimizes total transportation cost while meeting demands in each retail outlet...

Case Study Method of the Research Design

One of the approaches to research design is called the case study method. It consists of describing a case, which may be of interest, for instance, because it is very common or highly atypical, and extensively analyzing it to explore, explain, or describing it in detail (Holly, 2014; Polit &...

Exploring Light Spectrum Using Spectroscope

Introduction The light spectrum is the combination of all the wavelengths of energy produced by a light source. Three types of the spectrum can describe almost every light source: continuous, absorption, and emission. A continuous spectrum is emitted by hot objects, such as light bulbs or flames. If dark lines...

An Atomic Radio Receiver

Introduction The history of electromagnetic waves being used for communication is rather long. People have been receiving and sending signals since the end of the nineteenth century. The style of the antenna used for radio received has been the same for many years as well (Emerging Technology from the arXiv)....

Made Ground’s Characteristics

Abstract The main aim of the paper is to categorize and classify the different forms of the made grounds. As made grounds are a category of the artificial man-made ground, the paper first delineates the different areas of the artificial ground and how the made ground can further be classified....

Matrix and Tests of Validity and Reliability

TEST of Reliability Application and APPROPRIATENESS Strengths Weaknesses Internal Consistency Multiple experiments Accurate Reduce confounding effects Reduce external validity Expensive to conduct Split-half Comparative study Eliminates business Minimizes errors Low reliability Prone to confounding variables Test/retest Prospective study Consistency and variability Confirmation of findings Inaccuracy of intervals Lack of significant...

Real-Time Blog Commenting Capabilities and Their Impact on Engagement

Correlations Relationship between assertiveness and the tendency to express anger openly What are the means and standard deviations of the two variables, “rath” and “about”? For a total of 65 subjects, the mean for “rath” is 3.3902 with a standard deviation of.4330. On the other hand, 63 subjects had a...

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....

Acoustics Experiment in Brunel’s Thames Tunnel

In this project, tunnels that exist below London streets for a variety of communications, civil defense, and military purposes will be used as the objects of the experiment. This particular site is chosen in order to test and experiment with the different aspects of human senses and in particular the...

Data Presentation and Method Variance in Research

Use of Tables and Figures in Research Research is an essential aspect that enables people to make appropriate use of the available information to handle issues that affect their lives. Data collecting, recording, and analyzing are critical aspects of any research process. Data collected by researchers forms the basis for...

Hypothesis Testing: Number of Defective Flash Drivers

Introduction Creating the environment, in which consistent quality improvement becomes a possibility, is imperative for the contemporary entrepreneurship. Therefore, a detailed analysis of the current production process, including the repeatability and the reproducibility levels needs to be carried out (Liu, 2014). In the context of the identified scenario, one will...