Mathematics, 05.07.2019 19:50 eparikh7317

Apopulation has a mean of 40 and a standard deviation of 15. a sample of size 100 is taken at random from this population. the standard deviation of the sampling distribution of sample mean equals:

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Apopulation has a mean of 40 and a standard deviation of 15. a sample of size 100 is taken at random...