In statistics and data mining, we often encounter the word ‘control’, mostly from terms like control variables and control groups. In fact, a control variable has slightly different meanings in different fields Continue reading Control Variable explained
What is an Unpaired 2-sample T-test? Let’s analyze this definition from scratch. Continue reading Unpaired Two-sample T-test (Independent T-test)
What is a Paired 2-sample T-test? Let’s analyze this definition from scratch. Continue reading Paired Two-sample T-test (Dependent T-test)
T-score, t-statistic, t-distribution and t-test belong to the T-family, which is very closely related to the Z-family. Continue reading T-statistic, T-test and the T family
Hypothesis Testing is the process of verifying if a hypothesis is viable or not, i.e. should we reject a hypothesis in favor of the other. Continue reading Hypothesis Testing