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Sampling distribution of the population mean.

According to the study, the mean age of a self-employed individual is 46.6 years with the standard deviation of 10.8 years.

a) Recognize the population and variable. ______________________

b) For sample of size 100, find the sampling distribution of the sample mean.
____________________________

c) For sample of size 100, what is the mean and standard deviation of the sample mean.
____________________________

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