Question: 68. Use the 99% confidence interval you obtained in Problem 47 of the Review Practice Problems in Chapter 8 to test at the 1% level

68. Use the 99% confidence interval you obtained in Problem 47 of the Review Practice Problems in Chapter 8 to test at the 1% level of significance the hypothesis H0:

p1 − p2 = 0 versus H1: p1 − p2 = 0.

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