?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 11

(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.

11. Test whether p1 ≠ p2. Sample data: x1 = 28, n1 = 254, x2 = 36, n2 = 301

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