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Sampling distribution of the average weekly earnings

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Reference no: EM132501636

100 employees were sampled from electronics stores in an urban area.

The average weekly earnings for sales employees is $575, and that the standard deviation for the weekly earnings for such employees is $30.

A) What is the mean and standard error (S.E.(x-bar)) of the sampling distribution of the average weekly earnings in the sample?

B) Explain why the assumption of normality about the distribution of the average weekly earnings for employees was not required for the answer to (A).

Reference no: EM132501636

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