# Question

Consider the following set of data.

a. Compute the value of the test statistic z_ that would be used to test the null hypothesis that p1 = p2 where p1 and p2 are the proportions of “yes” responses in the respective groups.

b. Compute the value of the test statistic x2 that would be used to test the hypothesis that “Response is independent of group.”

a. Compute the value of the test statistic z_ that would be used to test the null hypothesis that p1 = p2 where p1 and p2 are the proportions of “yes” responses in the respective groups.

b. Compute the value of the test statistic x2 that would be used to test the hypothesis that “Response is independent of group.”

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