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Mathematics, 22.04.2021 17:50 nickboy52210

A variable x is normally distributed with mean 21 and standard deviation 3. Round your answers to the nearest hundredth as needed. a) Determine the z -score for x = 25 . z = b) Determine the z -score for x = 15 . z = c) What value of x has a z -score of 2.67 ? x = d) What value of x has a z -score of − 1 ? x = e) What value of x has a z -score of 0 ? x =

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