Chi-square tests for relationships

These chi-square tests evaluate the independence (or homogeneity) of categorical variables in a two-way table.

Filling out frequency table for independent events

Contingency table chi-square test

Introduction to the chi-square test for homogeneity

Chi-square test for association (independence)

Expected counts in chi-squared tests with two-way tables

Test statistic and P-value in chi-square tests with two-way tables

Making conclusions in chi-square tests for two-way tables