A population is normally distributed with a mean

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Assume that a population is normally distributed with a mean of 300 and a standard deviation of 45. Would it be unusual for the mean of a sample of 9 to be 345 or more? Why or why not?

Reference no: EM13803878

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A population is normally distributed with a mean : Assume that a population is normally distributed with a mean of 300 and a standard deviation of 45. Would it be unusual for the mean of a sample of 9 to be 345 or more? Why or why not?

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