Test for equality of proportions, Applied Statistics

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Test for Equality of Proportions

For example, we may want to test whether the percentage of smokers (p₁) among the males equals the percentage of female smokers (p₂).

We take a sample of n₁ men and n₂ women. Suppose 2052_test for equality of proportions1.png represents the sample proportion of male smokers and 746_test for equality of proportions2.png the sample proportion of female smokers.

325_test for equality of proportions.png

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