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(25p.) The heights of a random sample of 49 college students showed a mean of 169 centimeters and a standard deviation of 7 centimeters. a.

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(25p.) The heights of a random sample of 49 college students showed a mean of 169 centimeters and a standard deviation of 7 centimeters. a. Construct a 98% confidence interval for the mean height of all college students. b. Construct a 98% prediction interval for a single observed height

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