22. Chi-Square Test

This video explains the chi-square test for independence, a statistical method used to determine whether there is a significant relationship between two categorical variables.

We'll walk through a clear example involving gender and product preference, calculating expected frequencies, the chi-square statistic, and making a decision on whether to accept or reject the null hypothesis.

Whether you're new to statistics or looking for a quick refresher, this guide simplifies the chi-square test with practical steps and easy-to-follow formulas.

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