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Intelligence tests are often calibrated to come from a normal distribution with known population standard deviation 0 = 10. Suppose that a sample of P1

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Intelligence tests are often calibrated to come from a normal distribution with known population standard deviation 0 = 10. Suppose that a sample of P1 = 25 individuals are tested and their mean score is 101. Find a 90% condence interval for the mean. :I enter your answer in the form 3,!) numbers correct to 2 decimals

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