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I need help with the following question. I do not know how to solve it. IQ scores are normally distributed with a mean of 95

I need help with the following question. I do not know how to solve it.

IQ scores are normally distributed with a mean of 95 and a standard deviation of 18. Assume that many samples of size n are taken from a large population of people and the mean IQ score is computed for each sample.

a. If the sample size in n=64, find the mean

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