Find the probability that a random sample of has a mean

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Reference no: EM13151436

Given a normal population whose mean is 50 and whose standard deviation is 10.

a. Find the probability that a random sample of 4 has a mean between 49 and 52.

b. Find the probability that a random sample of 16 has a mean between 49 and 52.

Reference no: EM13151436

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