T-test: Definition, Formula, Types, Applications
The t-test is a test in statistics that is used for testing hypotheses regarding the mean of a small sample taken population when the standard deviation of the population is … Read more
The research methodology is a discipline that is involved in studies related to a variety of research techniques like case studies, surveys, and provides an overview of how to perform particular research.
The t-test is a test in statistics that is used for testing hypotheses regarding the mean of a small sample taken population when the standard deviation of the population is … Read more
The research process is incomplete without the collection of data, which starts after the identification of the research problems and chalking out research design. There are several methods involved in … Read more
Depending on the measurements, there are four different types of data that can be achieved. These different types of data are nominal, ordinal, interval and ratio data. These different variances … Read more
Data is a set of values of subjects with respect to qualitative or quantitative variables. Data is raw, unorganized facts that need to be processed. Data can be something simple … Read more
z-test definition z-test is a statistical tool used for the comparison or determination of the significance of several statistical measures, particularly the mean in a sample from a normally distributed … Read more
The p-value or the calculated probability is the best probability to provide the smallest level of significance at which the null hypothesis is not true. P value formula How to … Read more
ANOVA Definition ANOVA (Analysis of Variance) is a statistical tool to test the homogeneity of different groups based on their differences. ANOVA is the method of analyzing the variance in … Read more
A Chi-square test is performed to determine if there is a difference between the theoretical population parameter and the observed data. Chi-square test uses Chi-square test is performed for various … Read more
Independent Variables The Independent variable is a type of variable used in experimental sciences, statistical modeling, and mathematical modeling which doesn’t depend on any other variables in the scope of … Read more
A simple description of the health status of a community, based on routinely available data or on data obtained in special surveys, is often the first step in an epidemiological … Read more