Mathematics, 31.07.2019 04:30 issaaamiaaa15
Amanager of a grocery store wants to determine if consumers are spending more than the national average. the national average is $150.00 with a standard deviation of $30.20. the manager collects 40 random receipts and finds that the average is $160. complete a hypothesis test with a significance level of 2.5% to determine if the average customer spends more in his store than the national average. which of the following is a valid conclusion for the manager based on this test?
Answers: 1
Mathematics, 21.06.2019 13:00, smortandsons
(98 points) i need with 5 questions. answer definitions are welcomed, but not necessary.
Answers: 3
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