Question: A random sample of size n = 49 is selected from a population with mean = 53 and standard deviation = 21. a.

A random sample of size n = 49 is selected from a population with mean µ = 53 and standard deviation σ = 21.
a. What will be the approximate shape of the sampling distribution of  ?
b. What will be the mean and standard deviation of the sampling distribution of ?

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