8 min read
This guide covers chi-square tests for the AP Statistics exam, including the goodness of fit, independence, and homogeneity tests. It explains how to set up the tests, calculate expected counts, and verify test conditions. The SPDC (State, Plan, Do, Conclude) framework is emphasized for free-response questions. Practice questions and exam tips are also provided.
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Question 1 of 9
🎉 When would you use a chi-square test? 🤔
When comparing means of two groups
When analyzing relationships between categorical variables with two or more categories
When analyzing the relationship between two continuous variables
When analyzing data from a single sample with a single proportion