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A manager of a grocery store wants to determine if consumers are spending more than...

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Calculus

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A manager 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 fir 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 O The customers spend more than the national average in his store O The manager should decrease prices in his store O The customers do not spend more than the national average in his store O The customers in his store just come from a rich neighborhood

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