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A credit card company wondered whether giving frequent flyer miles for every purchase would increase card usage, which has a current mean of $2500 per

A credit card company wondered whether giving frequent flyer miles for every purchase would increase card usage, which has a current mean of $2500 per year. They gave free miles to a SRS of 51 credit cards and found the sample mean to be $2542. Assume the population standard deviation is = $109. Perform a hypothesis test at a 0.01 significance level.What is Ha

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