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AP Statistics
Unit 8 – Chi–Squares
Topic 8.4
When should we use a chi-squared test for homogeneity?
When comparing the distribution of a categorical variable between two or more independent groups or populations.
When examining the relationship between two categorical variables in a single population.
When trying to determine if there is a statistically significant difference in proportion for two variables
When two different populations have different amounts for a given categorical variable.
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AP Statistics - 8.4 Expected Counts in Two Way Tables
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© 2024 Fiveable Inc. All rights reserved.
AP® and SAT® are trademarks registered by the College Board, which is not affiliated with, and does not endorse this website.
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