Complete SAS Programming Guide - Learn SAS and Become a Data Ninja - Chi-Square Independence Overview (Example)

The video tutorial explains the Chi Square test of independence using a study by Loftus and Palmer on eyewitness memory. It covers the hypothesis, significance level, and steps to calculate expected frequencies and test statistics. The tutorial concludes with a decision to reject the null hypothesis, indicating that recall likelihood depends on the question asked.

What is the first step in conducting a Chi Square test of independence?

How do you calculate the expected frequency in a Chi Square test?

What conclusion can be drawn if the observed Chi Square score exceeds the critical value?