When to use the chi-squared test The chi-squared test for association is applied to a cross-tabulation of frequencies in the two variables you would like to compare. This is called a contingency table ...

This applet allows users to conduct a chi-square test using a dataset displayed in a contingency table. Simulated results show the resulting sampling distribution of the chi-square test statistics.

When you specify the CHISQ option in the TABLES statement, PROC FREQ performs the following chi-square tests for each two-way table: Pearson chi-square, continuity-adjusted chi-square for 2 ×2 tables, ...