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Probability that the sample mean

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Reference no: EM131555412

A population variable has a distribution with a mean u=50 and variance=225.

If the population variable is known to be normally distributed and the sample size used is to be n=16. What is the probability that the sample mean will be between 48.35 and 55.74? p(48.35<x<55.74) Please show step by step answer.

Reference no: EM131555412

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