Computing probability-sample mean

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A normal population has a mean of 60 and a standard deviation of 3. You select a sample of 36. Compute the probability the sample mean is (Round z values to 2 decimal places and final answers to 4 decimal places):

a) Less than 59.

b) Between 59 and 61.

c) Between 61 and 62.

d) Greater than 62.

Reference no: EM1386501

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