Steps in Hypothesis Testing
by Step 1: State the Null Hypothesis The null hypothesis can be thought of as the opposite of the “guess” the research made (in this example …
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Hypothesis Testing Concept
Hypothesis testing is a statistical technique that is used in a variety of situations. Though the technical details differ from situation to situation, all hypothesis …
Data Analysis: Univariate, Bivariate, MultivariateÂ
UNIVARIATE ANALYSIS Univariate analysis is the simplest form of data analysis where the data being analyzed contains only one variable. Since it’s a single variable …
Data Processing: Editing, Coding, Tabulating
After collecting data, the method of converting raw data into meaningful statement; includes data processing, data analysis, and data interpretation and presentation. Data reduction or …
Sample Size Determination
Sample Size Variables Based on Target Population Before you can calculate a sample size, you need to determine a few things about the target population …
Conjoint Analysis
Conjoint analysis is a statistical technique that helps in forming subsets of all the possible combinations of the features present in the target product. These features …
Discriminant Analysis
Discriminant Analysis During a study, there are often questions that strike the researcher that must be answered. These questions include questions like ‘are the groups …
Basic concept of factor analysis
Factor analysis is a useful tool for investigating variable relationships for complex concepts such as socioeconomic status, dietary patterns, or psychological scales. It allows researchers …
Chi – Square Test
Chi – Square Test There are two types of chi-square tests. Both use the chi-square statistic and distribution for different purposes: Achi-square goodness of fit test determines …
ANOVA
‘Analysis Of Variance – ANOVA Analysis of variance (ANOVA) is an analysis tool used in statistics that splits the aggregate variability found inside a data …
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