Skewness We always check for Skewness and Kurtosis while doing Exploratory Data Analysis, they both measure and give information about…
Hypothesis Testing There are several main types of hypothesis testing, each suited to analyzing different kinds of data and research…
Wilcoxon Signed-Rank Test : Overview and Requirements The Wilcoxon signed-rank test, also known as the Wilcoxon matched-pairs signed-rank test, is…
Mann-Whitney U Test The Mann-Whitney U test, also known as the Wilcoxon rank-sum test, is a non-parametric statistical test used…
What is Chi-Square test? The chi-square test (χ²) is a non-parametric statistical test used to analyze categorical data. It helps…