Mathematics, 06.12.2019 23:31 donavery24
Adepartment store manager believes that the average age of their customers is at least 60. to prove their point, the manager randomly selects a sample of customers and records their ages. the data is listed below. at α = 0.01, test the manager’s claim.
70 48 41 68 69 55 70 57 60 83
32 60 72 58 88 48 59 60 56 65
66 60 68 42 57 59 49 70 75 63
44
explain in detail. do null and alternative hypothesis, and complete the hypothesis test.
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