Question: a. Use a computer to draw 500 random samples, each of size 20, from the normal probability distribution with mean 80 and standard deviation 15.

a. Use a computer to draw 500 random samples, each of size 20, from the normal probability with mean 80 and standard deviation 15.
b. Find the mean for each sample.
c. Construct a frequency histogram of the 500 sample means.
d. Describe the sampling shown in the histogram in part c, including the mean and standard deviation.

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