Question: 9.130 Refer to Exercise 8.128, Randomized response, in Chapter 8. Before carrying out the method described there, the class was asked to hypothesize or predict

9.130 Refer to Exercise 8.128, “Randomized response,” in Chapter 8. Before carrying out the method described there, the class was asked to hypothesize or predict what they believe is the value for the population proportion of students who have had alcohol at a party. Use the class estimate for pn to carry out the significance test for testing this hypothesized value. Discuss whether to use a onesided or two-sided alternative hypothesis. Describe how the confidence interval formed in Exercise 8.128 relates to the significance test results.

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