Question: Using the data for drugs 1 and 3 in Exercise 13.35, make a 2 Ã 2 contingency table and test Ho - p1 = P3

Using the data for drugs 1 and 3 in Exercise 13.35, make a 2 Ã— 2 contingency table and test Ho - p1 = P3 versus H0: p1 ‰ p3 at a = .05 employing:
(a) The x2 test.
(b) The Z test.
In Exercise 13.35

No, of Patients Free of Pain Assigned Drug23 Drug 230 Drug 3 Drug 4 53 47 51 19 29

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