8 min read
This guide covers chi-square tests, focusing on the goodness-of-fit (GOF) test. It explains expected counts, the chi-square statistic, chi-square distributions, and degrees of freedom. The guide also details GOF test conditions (random, independence, large counts), provides example problems and practice questions, and offers exam tips.
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Question 1 of 12
🎉 If you're surveying 200 people and expect a 1/4 split among four categories under the null hypothesis, what's the expected count for each category?
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