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A mayor running for re-election claims that during his term, average municipal taxes have fallen by $200. A conscientious statistician wants to test this claim.

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A mayor running for re-election claims that during his term, average municipal taxes have fallen by $200. A conscientious statistician wants to test this claim. He surveys 42 of his neighbors and finds that their taxes decreased (in dollars) as follows: 214, 226, 221, 214, 193, 160, 206, 210, 236, 191, 203, 181, 192, 207, 201, 183, 230, 227, 189, 215, 187, 199, 212, 217, 217, 192, 215, 174, 200, 199, 233, 181, 175, 234, 190, 203, 211, 229, 219, 201, 215, 204 The statistician assumes a population standard deviation of $19. Do you think the statistician should reject the mayor's claim? Why or why not? Step 1: State the hypothesis. T Enter an integer or decimal number [more..] Step 2: Determine the Features of the Distribution of Point Estimates Using the Central Limit Theorem. By the Central Limit Theorem, we know that the point estimates are Select an answer | with distribution mean and distribution standard deviation Step 3: Assuming the Claim is True, Find the Probability of Obtaining the Point Estimate. P( ? v ? V = P( ? ?v

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