Question

According to Time magazine (May 28, 2012), 33% of people in the U.S. have sleep-walked at least once in their lives. Suppose a random sample of 200 people showed that 42 reported sleepwalking. The first two steps were asked for in Exercise 8.29. Use the computer output provided to carry out the third and fourth steps of a hypothesis test that will test whether the proportion of people who have sleepwalked is 0.33. Use a significance level of 0.05.


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  • CreatedJuly 16, 2015
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