?In Problems 9–12, conduct each test at the = 0.05 level of significance by determining (a) the null and alternative hypotheses, (b) the test statisti

Chapter 11, Problem 9

(choose chapter or problem)

In Problems 9–12, conduct each test at the  = 0.05 level of significance by determining (a) the null and alternative hypotheses, (b) the test statistic, (c) the critical value, and (d) the P-value. Assume that the samples were obtained independently using simple random sampling.

9. Test whether p1 7 p2. Sample data: x1 = 368, n1 = 541, x2 = 351, n2 = 593

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