Question: From the US Census, we learn that the average age of all US residents is 36.78 years with a standard deviation of 22.58 years. Find

From the US Census, we learn that the average age of all US residents is 36.78 years with a standard deviation of 22.58 years. Find the mean and standard deviation of the distribution of sample means for age if we take random samples of US residents of size:
(a) n = 10
(b) n = 100
(c) n = 1000

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