Question: Consider a hypothesis test for two population proportions with the null hypothesis H0: p1=p2. What parameter is being estimated by the a. sample proportion p-hat1?

Consider a hypothesis test for two population proportions with the null hypothesis H0: p1=p2. What parameter is being estimated by the

a. sample proportion p-hat1?

b. sample proportion p-hat2?

c. pooled sample proportion p-hat p?

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