Question: Repeat the sampling process 20 times without pressing the Start Over button. Use Show Resultsto display the results of the 20 samples. Write down the

Repeat the sampling process 20 times without pressing the Start Over button. Use Show Resultsto display the results of the 20 samples. Write down the results, or cut and paste them into a computer program.

a. What is the median of the 20 sample means?

b. What is the range of the 20 sample means?

c. Display a box-plot of the 20 sample means.

d. We know that the population has a mean height of 68 inches. Based on your results in parts (a), (b), and (c), discuss how useful the mean of a sample of size 10 is for estimating the population mean in this situation.

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