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Question: a local group claims that the police issue more than...

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9) A local group claims that the police issue more than 60 speeding tickets a day in their area. To prove their point, they randomly select two weeks. Their research yields the number of tickets issued for each day. The data are listed below. At a 0.02, test the groups claim using confidence intervals. 70 48 41 68 69 55 70 57 60 83 32 60 72 58
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