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Labor statistics indicate that 77% of all U.S. cashiers and servers are women. A random sample of cashiers and servers in a particular metropolitan
Labor statistics indicate that 77% of all U.S. cashiers and servers are women. A random sample of cashiers and servers in a particular metropolitan area found that 112 of 150 cashiers and 150 of 200 servers were women. At the 0.05 level of significance, is there sufficient evidence to conclude that a difference exists between this metropolitan area and the larger U.S. population? a) What are the null and alternative hypotheses? Ho: p = 0.77 H: p 0.77 b) What is the test statistic? Round to 2 decimal places. c) What is the p-value? Round to 4 decimal places. d) Which is the decision for the test? Fail to reject the null hypothesis. O Reject the null hypothesis. e) What is the interpretation of the decision? There IS enough evidence to REJECT the claim that a difference exists between this metropolitan area and the larger U.S. population. There IS enough evidence to SUPPORT the claim that a difference exists between this metropolitan area and the larger U.S. population. There IS NOT enough evidence to SUPPORT the claim that a difference exists between this metropolitan area and the larger U.S. population. There IS NOT ABOU
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