Testing the Difference Between Two Proportions In Exercises 712, (a) identify the claim
Chapter 8, Problem 9(choose chapter or problem)
Testing the Difference Between Two Proportions In Exercises 712, (a) identify the claim and state H0 and Ha, (b) find the critical value(s) and identify the rejection region(s), (c) find the standardized test statistic z, (d) decide whether to reject or fail to reject the null hypothesis, and (e) interpret the decision in the context of the original claim. Assume the samples are random and independent. If convenient, use technology.Enrollment In a survey of 200 males ages 18 to 24, 39% were enrolledin college. In a survey of 220 females ages 18 to 24, 45% were enrolled incollege. At a = 0.05, can you support the claim that the proportion of malesages 18 to 24 who enrolled in college is less than the proportion of femalesages 18 to 24 who enrolled in college? (Adapted from National Center forEducation Statistics)
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