1059 samples of this type
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...
Introduction There is no doubt that statistics is a multifaceted concept with a myriad of applications; currently, everything ranging from sociology, science, business to mention but a few in one way or another incorporate statistics in their day-to-day activities. With this in mind, it is worth noting that several statistical...
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...
Abstract Spectroscopic methods are a natural adjunct to chemical analysis, allowing for a quantitative and qualitative investigation of substances with unknown characteristics. In this report, it was explained how the use of the Beer-Lambert spectroscopic law allows determining the concentration of the active ingredient in medicinal products, which, moreover, was...
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...
Quantitative And Qualitative Research Modern times have come with many health challenges due to the emergence of new strains of diseases and also the re-emergence of diseases that are considered as eradicated. There have been issues of climatic changes which have resulted in global warming due to environmental pollution. This...
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...
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...
The nature of the planet Earth is impressive — it consists of the cycles of chemical compounds in different aggregate states at distinct levels. Water is the essential substance without which life would not be possible, and the formation of clouds with the subsequent fallout plays a not insignificant role...
Introduction Thorough research and understanding of the problem of spatial distribution, and the phenomena of the principles of spatial distribution is a great challenge nowadays. The issues of spatial distribution entail the knowledge from different areas, such as healthcare, environment, geology agronomy, and lots of others. These studies become more...
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....
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...
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...
In this speech, Gambis discusses his scientific work and how it inspires him to make science fiction movies. His main intention is to convince the audience that real science can be entertaining and inspiring for the filmmakers. He uses photos and shots from his films to support his argument. Overall,...
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...
This paper is a summary of the fear of human extinction as it happened with the dinosaurs; as a result of the development of extraordinary skills used in the manufacture of complicated systems and superior weapons which lead to mass destruction based on the claims that they are meant for...
The research on the number of Hispanics persons who were self-employed had a sample (total) of 7,760 and the gender ratio was 64% for men and 36% for women. This translates to 2,102 more men than women. The research also clearly showed that Hispanic women preferred to be self-employed in...
Introduction Data can be classified as either qualitative or quantitative (Black, 1999). Quantitative data is data that can be put in numerical form while qualitative data cannot. Qualitative data deals with quality while quantitative data deals with quantity. There is a distinctive difference between the two types of data. Qualitative...
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...
Introduction Qualitative research is a form of research that involves description. It seeks to describe and analyze the culture and behavior of humans and their groups from the point of view of those being studied. Qualitative research utilizes the natural setting, for instance a classroom and not a laboratory (Maximiano,...
The following paper is an insight into researching which is crucial in the field of social sciences. It seeks to define the two main methods used: qualitative and quantitative and their key characteristics. Finally, it will give comparisons of these two methodologies and how each is important and applicable in...
Overview An Acid Mine Drainage (AMD) is water that drains out from coal deposit mining areas and has a lower pH which has been occasioned by the presence of sulphuric acid. In other words, an Acid Mine Drainage is usually acidic although not all mine drainages are acidic. This acidity...
Conducting research in the United States is a challenge because it is a growing multicultural community. A lot has to be considered before research can be done. Two research variables, observation, and sampling are selected to compare and contrast using multicultural and traditional research methodology. Observation may be defined as...
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...
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...
Introduction Tectonic force are those kinds of forces that originate from beneath the surface and alter the surface configuration of the earth due to lithospheric plate movement. (Marko, 2002) Plate tectonic movement is the movement of the continental plates. It is believed that the earth was once a continuos land...
Summary Type of Study The correlation between society and individual has always remained a prosperous field for psychological research. As for the main reasons for this fact, Rosenmann, Reese, and Cameron state that “social groups are an essential feature of human life”. Hence, the value of the groups allows researchers...
Introduction Validity refers to the degree to which counts from a measurement stand for the variable they are meant for. Conversely, the term reliability denotes the constancy of an investigation or test. These two concepts go hand in hand during research and contribute to the credibility of the investigation. This...
Introduction The critical evaluation of scientific works is an integral part of the learning process due to the fact that it allows retrieving meaningful information as well as training one’s cognitive skills. Thus, the focus of this assignment is on the critical analysis of an article of a choice from...
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...
One of the main differences between factor analysis (FA) and principal components analysis (PCA) is that FA attempts to find “unobserved variables” (factors) in a set of original variables, whereas PCA transforms the existing variables into several new variables (components) (Field, 2013, sec. 17.3.0-17.3.2; Warner, 2013, p. 830). Therefore, in...
Correlation is a connection between two events; e.g., when two events occur together. It should be distinguished from causation, a situation when one of the events makes the other happen. When there is a causal relationship between two events, there is also a correlation, but the opposite is not always...
Introduction Identifying research questions and subsequent hypotheses may present difficulties for researchers, especially for those who do not have sufficient experience in scholarly investigations (Wollman 2013). The most common mistakes made during this process are related to the scope of the research problem. The first type of difficulty is mistaking...
Determinants of Wage: Analysis Linear Econometric Model Linear model for the natural log of wage as a function of age and education: In[W]=c+a1E+a2A Where: W is the wage E is education level A is age in years C is a constant term The Possible Consequence of Ignoring Age Age is...
One of the distinctive features of the naturalistic inquiry is its focus on the context (Patton, 2014). This type of qualitative research is often associated with working in the field. Clearly, context is the key component of the research. Therefore, the theme that is the most persistent when considering the...
The choice of the research approach depends on the goals set and the questions to be answered. The two approaches are based on two quite different philosophical paradigms. In terms of the qualitative philosophical view, it is believed that there are multiple realities, which creates various contexts that should be...
Introduction In research work, scholars more often than note collect more than two sets of variables. In situations where two variables are collected and used for analysis, this has been termed as bivariate analysis. Typically the aim of doing this is to establish causes or relationships between the variables (Pallant,...
Introduction The pursuit of knowledge or truth is an integral part of human existence. Science, as a body of knowledge that seeks to realize the truth through systematic approaches, is one of the commonly embraced reality approaches today. However, several instances show that science could either converge towards the truth...
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...
Formation of Continental Mountain Ranges and the Life Cycle of an Ocean When two limestone rocks are split into halves, their inside reveals the existence of fossils. The rocks, one with trilobite and the other one with ammonite, are taken from the top of two mountains, Andes Mountain and Mount...
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...
Background It has been suggested by previous research findings that surgery is an effective treatment for sports-related injuries. This study aimed to explore the improvement of range of movement of the arm after surgery at one month and 12 months, and examine the relationships between movement of arm at baseline,...
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...
Introduction The statistical design of research is important because it influences the researcher’s ability to respond to the research question. The researcher must consider the purpose of the research and the research questions before choosing the statistical design because the validity of the findings depends on the effectiveness of the...
Introduction Fabrication is a term common to the industrial world. It makes reference to the processes that facilitate shaping up of metals including cutting, bending and assembly among others.. The process to be used are of often guided by the material requirements for the end product desired. Modern technology has...
Description The T-test is a classic statistical test often used to analyze and explore data. It helps assess the significance of differences between two groups and uses statistical inference. However, in addition to its advantages, the T-test also has disadvantages. This paper will consider the strengths and weaknesses of using...
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...
Introduction: Problem Statement The problem addressed in this project involves analyzing a large set of historical data for two basketball teams, the Los Angeles Lakers and the Chicago Bulls. The goal is to conduct statistical analyses and derive insights to improve their respective performances using the Python programming language to...
Escolà-Gascón, Álex, et al. “Beliefs and Opinions About the Existence of Life Outside the Earth: The UFO Experiences Questionnaire (UFO-Q).” Social Sciences & Humanities Open, vol. 3, no. 1, 2021, 100124. In their study, researchers explored the topic of aliens’ existence from a psychosocial study perspective using the UFO Experiences...
Introduction In the field of research and statistics, hypotheses are an intrinsic part of any experiment. The two main types of hypotheses are the null hypothesis and the research hypothesis, and it is important to understand the differences between them to conduct accurate scientific research. The null hypothesis and the...
What is a Double-Blind Test? Blind tests are a helpful tool in research practice. A double-blind test is a randomized trial in which neither the researchers nor the subjects are fully informed about who is receiving the intervention and which intervention (Practical Psychology, 2022). This type of study increases the...
Introduction Statistics is a significant phenomenon that can create many benefits in various spheres. In particular, statistical values significantly help make correct decisions in the medical industry and business world. A hypothetical example with a maker of energy drinks is suitable because the company wants to decide whether bottles or...
Introduction Knowledge sources are an integral part of all scientific research. They help discover new information and learn to achieve results. The primary sources of knowledge acquisition include experience, authority, deductive and inductive reasoning, and the scientific method. The most natural source of knowledge acquisition is the scientific method, as...
Introduction Examining the specifics of perception, particularly the ability to evaluate size and the related ability to perform a respective action, represents a peculiar area of study. Specifically, the correlation between the ability to assess the size of an object and take respective actions to grab or hit it represents...
The scientific revolution usually refers to the significant shifts in scientific thought that occurred in the 16th and 17th centuries. For centuries, the study has been dominated by Greek conceptions, which were replaced by new approaches during the scientific revolution. This change precipitated substantial developments in humanity’s history. Though it...
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...
The selected research topic is the connection of the conscious perception and non-conscious perception with the person’s experience. The main assumption guiding the research on this topic is that people’s both conscious and non-conscious perception can be based on the previous experiences (Badgaiyan, 2012). Thus, having the certain experience associated...
Qualitative research is a growing field within philosophy. It is an area of philosophy focusing on empirical and experiential methods rather than traditional argumentative or logical methods. To better understand the scope, it is important to understand the criteria for evaluating the quality of qualitative research. Although some studies indicated...
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,...
In regression analysis, the relationship between dependent and independent variables is the focus of all calculations. The quality of all measurements and their connections have to be checked to ensure that the results of a research show correct results. To achieve this goal, such measures as the coefficient of determination...
For this week, it was proposed that two quantitative variables measured on an interval-ratio scale be selected in order to determine the extent to which their distribution conforms to normality. Normal should be understood as a distribution that is visually bell-shaped and symmetrical. From the theoretical point of view, such...
Introduction Lamarck’s idea about giraffe necks is that animals could pick up traits during their lifetime, through effort and struggle, then pass those traits on to their kids to give them a leg up. This theory is incorrect, as evolution doesn’t work that way. Species change slowly, over long periods,...
Introduction This report proposes a descriptive statistical analysis for the distributions of two variables measured on different scales from the GSS2018 set. The first variable used is the AGE measured on the quantitative (interval-ratio) scale, which characterizes the age of the respondent at the time of sample formation. AFTERLIF was...
It is essential to emphasize that the replication crisis refers to the argument that the results of many studies cannot be verified or reproduced, which leads scientists to assume that they are unreliable. I suppose that static bias is the reason for the biased attitude towards publications, which is causing...
Introduction Clustering is a popular data mining technique useable in determining the groups of similar objects in a dataset. Clustering is a critical technique for gaining insights into a dataset’s structure and identifying relationships between entities (Weissman et al., 2020). The report will evaluate the clusters and provide descriptive, meaningful...
The main objective of this lab work was to conduct a statistical study to determine growth distribution patterns for both the sample and the population. Such analysis is necessary in order to build a deeper understanding of distributions, make assumptions, and make data-driven decisions. Screenshot 1 demonstrates the results of...
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,...
Credibility is one of the main criteria in determining the suitability of scientific work for use in research. This phenomenon implies the trustworthiness and reliability of sources, which are determined by checking the facts given in them. To achieve this criterion, the authors of the research work must provide all...
Introduction This research essay aims to explore how mass and force affect the nature of an object’s motion. Thus, mass (m) and force (f) are independent variables, while the nature of motion is dependent. The measure of the nature of motion is its acceleration (a), that is, how fast an...
Introduction D. M. Pan seeks to determine whether using square footage is a good benchmark for listing home prices. This report is based on statistical analysis to determine if the square footage of a house is a good indicator of the listing price using real estate data for all U.S....
Introduction This paper is devoted to using descriptive statistical analysis to calculate probabilities in the context of consumer behavior. In particular, the initial data for the work is the distribution of respondents’ responses about specific characteristics and attributes of shopping areas in Springdale. The fundamental essence of such a study,...
Introduction Using statistical analysis to work with data is an essential part of obtaining results and conclusions based on facts. For the purposes of this paper, statistical tools are used to perform regression analysis, the purpose of which is to determine the nature of the relationship between quantitative variables. The...
Introduction Euler’s number, or the well-known constant, is one of the most relevant and important irrational numbers in mathematics and algebra. A natural number cannot represent a base number in an exponential function. This number is widely used in the world of mathematics. It is an irrational number, and scientists...
Introduction The development of students within the framework of academic disciplines is a difficult task for both the teacher and the students. The academic discipline, focused primarily on transferring the content of a specific scientific field, has a relatively limited supply of opportunities for developing personality qualities. Therefore, the main...
When making business decisions, a key need is quality control and risk assessment in order to predict the success of changes and minimize the potential damage to the company. A tool for such control can be statistical analysis, which is based on the use of data, so it prevents problems...
Introduction Conducting statistical analyses of data is a valuable practice for making decisions based on facts rather than experience or personal biases. Such data-driven decisions are much less biased and have a higher potential for achieving reliable results. In this report, statistical analysis is applied to a dataset containing time...
It is important to note that research designs can be divided into three distinct groups. These include quantitative studies, qualitative studies, and mixed-method studies, with the latter being the combination of the former two. The key features of quantitative research design are the use of numerical values as well as...
The concept of “radioactivity” was introduced by Marie Skłodowska-Curie. It is identical to the concept of radioactive decay. This process is accompanied by the emission of particles and electromagnetic radiation. The composition of the atomic nucleus is changed: its charge and mass number. Radioactivity is a phenomenon in which the...
Introduction Statistics have an essential place in modern-day healthcare, directly affecting its most significant components. In particular, the correct application of statistics contributes to the quality and safety of care and promotes beneficial health practices. Furthermore, statistics can point to more effective leadership practices, improving the care process. This paper...
Introduction The purpose of this project was to investigate the effect of exercise on the reduction of falls in adults compared to the absence of such exercise. Two variables of interest emerge from such a research topic at once, namely the frequency of falls in retirees, recorded as recording each...
Introduction This research report discusses pricing issues for real property values for Canada’s detached houses. Data were obtained from census metropolitan areas in British Columbia and Ontario in 2017, and a sample of twenty values was generated for statistical analysis. The analysis includes the use of descriptive statistics tools to...
The Raven Progressive Matrices is a test of intelligence that was developed in the 1950s. The test measures spatial ability, working memory, and reasoning ability by having the examinee complete a series of tasks that require them to draw shapes, arrange cards in numerical order, and perform other cognitive tasks....
Formulate a More Realistic Assessment of the Heat Pump’s Energy Consumption Heat pumps energy plays a huge role in homes, hospitals, and organizations, making them appropriate for utilization and environment conservation. Before deciding which type of heat pump energy to utilize, it is essential to have concrete knowledge of the...
The Type of Plant Required Nuclear is the best way to solve energy problems and reduce pollution. A nuclear plant will be safer and more efficient than a coal-burning power plant. A coal-burning power plant burns coal to produce electricity. Coal contains sulfur, which is not suitable for the environment...
I will stick with my choice if I am on the game show and select door #1, and the host opens door #3 to reveal a goat behind it. This is because opening the third door only supports my intuition that I might have selected the correct option. The car...
Introduction The world may benefit from space exploration by receiving new resources and technology. This exploration should go on because it might help both people and the ecology on Earth. There have already been numerous positive effects of space exploration on the economy, the environment, and public health. Even though...
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....
Che Aziz, R., Nik Hashim, N. A. A., & Awang, Z. (2018). Tourism development in rural areas: Potentials of appreciative inquiry approach. Journal of Tourism, Hospitality and Culinary Arts, 10(1), 59–75. Web. In the hospitality industry, it has been a challenge to establish tourism in rural areas. The problem is...
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...
I agree that the item evaluation and selection of individual groups’ events and behaviors are the main processes used in sampling. This sampling involves strategies where the selected sample is well explained and referred to the chosen group while researching various items. The sampling theory investigation of the population is...
Introduction In the construction and building environment, the real estate sector has tremendously impacted the lives of US occupants. This sector deals with homes as property needed by every individual ready to pay for ownership fees and maintenance expenses. As a result, the fluctuation of housing prices within the US...
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...
Introduction Model ship towing tests are physical simulations used to evaluate the aerodynamic properties of this process. In real-world towing, the ship is pulled by another vessel, usually an easier vessel to maneuver and gain velocity (Boat US, n.d.). During this process, the aerodynamic performance of towing is of heightened...
Age problems are algebraic, dealing with people’s current, past, and future ages. According to Ventura‐Campos et al. (2022), age-related word problems typically compare two different points in a person’s life. If the problem involves a single person, it is like an Integer Problem. In addition, if an age problem includes...
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...
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...
Introduction Over the past several decades, the importance of locating the sources of renewable energy that do not lad to the further contamination of the environment and the exacerbation of pollution outcomes has become particularly high. The use of air turbines as one of the core methods of addressing the...
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,...
Decision-making skill is one of the most important aspects of every company’s leadership as it allows to make the right choices and minimize risks in connected parts of the business. According to Klien (2017), statistics is closely related to decision-making as specific numbers and exact data can make the production...
Focus group discussion is a technique that is used to obtain data from selected groups to make an understanding of social issues. A method is a qualitative approach that can be used in conservation science to understand various human perspectives. A researcher assembles data and draws conclusions based on perceptions,...
Introduction A correct understanding and interpretation of the concepts of mathematical statistics used in the analysis of the obtained data are essential for accurate decision-making. Statistical methods enable one to narrow the interval of uncertainty in their decision-making. Incorrect application of statistical tools leads to false conclusions and interpretations of...
Introduction The process of estimating a population parameter, unknown and fixed, from a sample statistic, known and random, is called statistical estimation. This process involves forming either a point estimate or an interval estimate. The former is a single numeric value, often referred to as the “best guess” at estimating...
Since their discovery, neutron stars have represented one of the most enchanting mystery for scientists. A recent article by Adam Mann suggests that the discovery made lately concerning the nature of neutron stars may reinvent the entire perspective on the subject matter. Though discovering the entire nature of the core...
Introduction The increasing cost of housing during the 21st century pushes people to opt for mortgages despite having a low income. As a result, banks provide loans to help individuals settle mortgage charges. The loans depend on the type of mortgage selected by the loanee. However, during the purchase of...
The birth of a star is a truly spectacular occurrence that deservedly garners substantial attention. However, the recent gamma-ray explosion produced by a supernova represents a particularly exciting subject of discussion since it is bound to reinvent the current perception of how supernovas emerge in space (Xi et al. 2)....
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,...
Summary Today, humanity’s effect on the planet’s ecosystems is so pervasive and dynamic that it may be compared to the power of some of nature’s most formidable forces. However, the term Anthropocene, which was established around a decade ago, has only lately been widely, though informally, used in the global...
Linear regression, known for its common use in statistics, is a model showing the relationship between predictor (dependent) variable and response (independent) variable. Simple linear regression is the most basic for linear regression, quantifying the relationship between predictor and response variables. When dealing with such relationships, analysts often use correlation...
Introduction Nicholas Copernicus was an astronomer and mathematician who was able to make a model of the universe during the Renaissance. Copernicus wrote his theory in the work De revolutionibus orbium coelestium 1543 (On the rotation of the celestial spheres), where he proposed many hypotheses that revealed the universe’s structure...
Step 1 Scientists apply three traditional study designs, namely experiment, quasi-experiment, and non-experimental study. Random assignment and control groups are the distinctive framework elements and tools that distinguish the first category from the others. According to Rogers and Reverz (2019), it is a procedure in which “participants are randomly placed...
Introduction Statistics in any field are essential indicators of the dynamics of production processes. It solves many questions and complex problems in choosing a solution and mediating further tactics. For medicine, statistics are critical because they reduce error rates and expand the boundaries of employee control. With the help of...
Introduction Research methods provide several solutions to obtain information, make inferences about factors underlying a particular phenomenon. However, compared to qualitative information that is based on individuals’ judgment and applied theories, quantitative information or statistical data draws information from factual figures that do not represent a researcher’s ideas. As a...
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...
The authors implemented a quantitative research design where the participants were taken into a psychology lab and given a questionnaire to fill out. The aim of the study was to find out whether immersion in social media sites has replaced strong religious commitment and spiritual serenity leading to low psychological...
Why is logistic regression needed? Predicting the likelihood of an event is useful when using logistic regression analysis. It aids in calculating the odds between any two classes. Logistic regression aims to find the most accurate model to explain the association between the dichotomous features of interest and a collection...
Type of Experiment Quasi-experimental design should be used in the study since the primary purpose of the experiment is to investigate the correlation between social-economic status and sentencing equality. Quasi and true experimental designs seek to determine the causal relationship between variables, but critical differences between the two reflect why...
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...
Introduction Social research utilizes two data analysis methods: quantitative and qualitative. The qualitative approach interprets textual data and observations, while the quantitative method analyzes numerical data using statistics. This paper will compare qualitative and quantitative data analyses based on two articles published in the Public Administration Review. One study, conducted...
Although stars appear to be eternal on the human time scale, they are born, live and die. Despite the fact that the life span of a star is extremely long, scientists have managed to analyze the evolution of celestial bodies and synthesize the knowledge gained. Thus, several stages of the...
In the article ‘Mapping Students’ Decision-Making Process across University Ranking Parameters: A Quantitative Study’, Sharma et al. (2020) implemented one-way ANOVA to indicate the difference between five parameters of the National Institutional Ranking framework. Analysis of variance or ANOVA is one of the most common statistical research methods that implement...
It is known that the universe is expanding at the present day, while its expansion rate is accelerating. As the universe consists of both dark energy and matter, they may have an influence on its expansion rate. There is a possible assumption that matter alone is enough for the universe...
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...
Edison, who was born in Milan, Ohio, in 1847, did not obtain a formal education to the extent that most Americans did at the time. Early on, he experienced significant hearing loss, which served as the inspiration for several of his innovations. He started working as a telegraph operator at...
Introduction The use of statistical predictive models makes it possible to predict organizational changes, including sales. Although sales dynamics for companies are a difficult variable to accurately predict, underlying trends can be determined using simple linear regression equations. This paper uses regression analysis precisely to determine the effect of square...
Introduction This task examines the benefits of cooking a meal yourself compared to buying a ready-made meal. Specifically, the cost per cooked portion is £1 per person, which is equivalent to £3 for a family of three. Accordingly, the key objective of this analysis is to determine whether cooking a...
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...
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...
Introduction Traditionally, people believe that the exploration and study of space is exclusively the interest of adherents of rigorous sciences. Such people do not give a chance to others with a different mindset to approach this fascinating and vital topic. Space exploration has a tremendous impact on the lives of...
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...
The categorical variable selected is X2SEX which is the T2 Student’s sex. The continuous variable selected is S1HRVIDEO which is the hours spent playing video games on a typical school day. Table 1.0: descriptive for variable X1SES Descriptive Statistics T1 Socio-economic status composite Valid N (listwise) N 4295 4295 Minimum...
The future of the Milky Way galaxy and the Andromeda galaxy is an interesting one since the two are projected to collide in five billion years. It is important to note that both galaxies contain a large supermassive black hole at their corresponding centers, which is the reason for the...
Summary This report was commissioned by the D.M. Pan Real Estate Company’s sales team. The report aimed to study the correlations between the area of the real estate objects measured in square feet and the selling price to benchmark. The final deliverable of the model was to create a model...
Purpose The present paper aims to test several hypotheses using Pearson’s correlation analysis, simple linear regression, and multiple linear regression. All the hypotheses were tested using the Sun Coast Data Set, which included several sets of data for testing different types of hypotheses associated with employees’ health and safety issues...
Probability theory studies the objective patterns of mass random events. An event is something that may or may not happen when a certain set of conditions are met. Among the possible events, there are reliable and impossible ones. If some event happens for sure, it is called true. If some...
The Venn diagram is widely used in several branches of human activity and types of science, as it allows for an accessible and easy way to structure information for the reader. This diagram is often used when classifying any complex concepts. Therefore, it is beneficial in teaching, as it allows...
For the random sample of 100 in table 1.0, the 95% confidence interval for the mean has a Lower bound of 29527.49 and an upper bound of 45209.49. The 90% confidence interval for the mean has a lower bound of 30807.15 and an upper bound of 43929.84, as shown in...
The prior understanding of the forces of flying was based on the assumption that air is what pushes things upwards. Aerodynamics is the primary explanation behind the functions of air and flight. Exploring the topic of aerodynamics can be fun and engaging because it requires an observation of the object....
Institute of Nature Studies and Animal Behavioral Research Recycling in Nature Nature maintains balance, and its systems help in this task without waste. For this purpose, a recycling system is needed; an example is the nutrient cycle (Banerjee, 2022). Its essence is that nutrients, such as water, carbon, oxygen, and...
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...
The analysis of the technological hazards and health risks in Ukraine conducted by the World Health Organization (WHO) can be considered the example of the scientific method appliance. This event was researched in response to the health-related problems related to the armed conflict between Russia and Ukraine. Due to the...
Institutional Review Board (IRB) assessment aims to ensure that sufficient measures are undertaken to defend the rights and well-being of those participating as research subjects beforehand and through periodic evaluation. IRBs assess research procedures and related materials (such as informed consent forms and investigator brochures) in a group setting to...
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...
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...
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...
Thorium Today’s generation of industrial nuclear reactors mainly burns the U235 isotope of uranium as fuel. However, due to the multiple adverse effects of uranium fuel, researchers started searching for a more environmentally friendly alternative to generating energy and found thorium. Thorium might have elevated nuclear power production to a...
Introduction The regression model describes the relationship between dependent and independent variables by fitting a line to the observed data. In the study conducted by the cleaning company, linear regression will be used to estimate how rating changes when time experiences change. The variables in the cleaning company are quantitative,...
Coal is one of the most abundant resources on the planet. There are over 1 trillion tons of proven coal reserves worldwide (Thurber 35). It is classified as an organic sediment rock, and it takes millions of years to form (Kopp). Found under multiple layers of earth, it is created...
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...
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...
It is hard to disagree that space is expanding for humans at an unimaginable rate. New constellations and galaxies are discovered every year, and better photos of other planets become available. This may mean that humanity is on the verge of great discoveries, and the conquest of space is getting...
