Research paper

Research paper The format of a research paper is provided here. This blog on the research paper aims to analyze the effectiveness of various sleep protocols in helping patients improve their sleep. A clear structure is followed here, which can be beneficial to any student with problems on research...

K-Nearest Neighbors (KNN)

K-Nearest Neighbors (KNN) The k-nearest neighbor algorithm is an ml learning algorithm used for both classification and regression predictive problems. This blog explains how to use the algorithm in R. Introduction The k-nearest neighbors (KNN) algorithm is a simple, easy-to-enforce supervised...

Bivariate Analysis

Bivariate AnalysisThis is a bivariate analysis where we perform the analysis on a real data set. All the data analysis procedures are applied in this article. In addition, we will fit a bivariate and a multiple linear regression to understand the baseline characteristics of the variables.MethodsA s...

Statistical methods

Statistical methods Our main focus in this article is to understand the different statistical methods, such as sampling techniques, data collection, and data analysis.  The explanation provided here is brief to help you understand the key concepts of the topic.  Sampling A snowball samp...

exploratory data analysis

exploratory data analysis Here is a clear demonstration with detailed explanations of exploratory data analysis and correlation.  Correlation is employed to test the strength between two variables. Exploratory data analysis is simply applied to know more about the variables in the data set. D...

Investment by China in African Countries

Investment by China in African Countries Figure 1 presents the total investment by China in African countries over the span of 2000 and 2015. The amount is the sum total of investment over the period. Our statistics homework helpers observe that the investment has fluctuated over the years, with i...

Diagnostics and Logistic Regression Using SPSS

Diagnostics and Logistic Regression Using SPSS Logistic regression is a statistical technique used to estimate relationships between one dependent variable and a set of independent variables. The independent variables can be nominal, interval, ordinal, or ratio-level. The technique produces a regre...

Data analysis for decision makers

Data analysis for decision makers Data analysis can be defined as the application of statistical methods and techniques to explore and describe data in order to obtain useful information. The process involves retrieving original data using special computer applications and systems. This data is th...

Using STATA for data analysis

Using STATA for data analysis STATA is a statistical program that enables users to manage, analyze, and graphically visualize data. It is commonly used by researchers and analysts in the fields of political science, biomedicine, and economics to identify patterns and trends in data and to make info...

Using STATA for data analysis

Using STATA for data analysis Econometrics is the application of quantitative statistical methods to test existing hypotheses or develop new theories in economics and predict future trends from past data. It uses economic theory, statistical inferences, and mathematics to quantify an economic phen...

Statistical Analysis to Evaluate Education Endowment

Statistical Analysis to Evaluate Education Endowment Statistical analysis is the art of gathering data and revealing patterns and trends. After researchers have collected data, they can manipulate and analyze it to find key measures of location, calculate measures of spread, test a hypothesis, and ...

Using ANOVA to Measure Stress in Humans

Using ANOVA to Measure Stress in Humans Analysis of variance (or simply ANOVA) is a statistical method used to test whether experiment or survey results are significant, or rather, whether to accept or reject the null hypothesis. An ANOVA test can be one-way or two-way. One-way ANOVA has only on...

Application of Econometrics in the Issuance of Grants

Application of Econometrics in the Issuance of Grants Econometrics is the application of mathematics, statistical inference, and economic theories to quantify an economic phenomenon. Econometrists use techniques such as probability, frequency distributions, statistical inference, probability distri...

Data Analysis: Issues Affecting the World Today

Data Analysis: Issues Affecting the World Today Data analysis can be defined as the statistical process of exploring, analyzing, cleaning, and modeling data with the intent of identifying important information that can be used to support decision-making or arrive at useful conclusions. This unique ...

Using SPSS for Survey Data Analysis

Using SPSS for Survey Data Analysis SPSS is a statistical program used to explore and analyze raw data to extract actionable insights from it. It provides a friendly user interface that enables businesses and researchers to understand data better and solve complex business and research problems wi...

Conceptual model and logical model

Conceptual model and the logical model The conceptual model helps in the establishment of entities, their attributes, and their relationship. On the other hand, logical models define the structure of data elements and set relationships between them. Conceptual Model DiagramAttributeTypeNullableId_...

Quantitative methods

About Quantitative methods Quantitative methods can be described as an investigation of phenomena through the gathering of quantifiable data and performing mathematical and statistical techniques. Quantitative methods collect data using sampling methods. It focuses on the collection of data before ...

Advanced tools for quantitative analysis

Quantitative analysis Quantitative analysis is the process of collecting measurable data and evaluating the data. The data can be market shares, revenues, and wages. It helps people understand the performance of their businesses. In the early days, people relied on experience during decision making...

Understanding logistic regression

Understanding logistic regression Logistic regression helps in conducting regression analysis when a dependent variable is binary. Like any other regression tool, logistic regression is also a predictive tool. It is used to describe data and explain relationships between dependent binary variables ...

Survival Analysis: Factors Related to Breastfeeding

Survival Analysis: Factors Related to Breastfeeding Survival analysis (also known as time to event analysis) is a field of statistics that studies and analyzes the expected amount of time until an event of interest occurs. In most instances, survival analysis is used to estimate the duration of ti...

Using Business Analytics to Understand Advertising

Using Business Analytics to Understand AdvertisingBusiness analytics can be defined as the process by which analysts collect data with the intent of measuring the performance of a business and providing valuable conclusions that can aid in better decision making. This is done through various statist...

How to Assess Fairness in Football Using Probability

How to Assess Fairness in Football Using Probability Probability is a statistical technique used to determine the likelihood of an event to happen, usually displayed as a number between 0 and 1. If an event has a probability of 0, then it is considered unlikely to happen while that with a possibili...

Descriptive Statistics and Relationships

Descriptive Statistics and Relationships Descriptive statistics involves organizing and summarizing data so that it can be understood easily. It provides basic information about the different variables available in a set of data and identifies potential relationships between variables. The most com...

Application of Statistics in Gauge Quantification

Application of Statistics in Gauge Quantification Statistics is used in many disciplines today for effective analysis of data. Among these fields include engineering where it is used for gauge quantification. For instance, it can be used to quantify uncertainties in a gauge study. In such a study,...

Using Statistics to Optimize Cost and Labor

Using Statistics to Optimize Cost and Labor Statistics has been used in the optimization of cost and laborfor many years. It provides methodologies and principles that help business managers to minimize variances in operations. The process usually requires automation, and thanks to the various stat...

Performing Descriptive Statistics in SPSS

Performing Descriptive Statistics in SPSS Descriptive statistics is simply a set of numbers used to explore, summarize, and describe data. It is used to describe a sample, whereby researchers take a small set of objects from the population they are studying, record data related to each object in th...

Analyzing Data for a Car Insurance Company

Analyzing Data for a Car Insurance Company   Business data analysis is the set of activities that managers conduct to solve complex problems, achieve major goals, and make strategic decisions by gathering, analyzing, exploring, and visualizing information useful to the business needs. To...


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