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Problem on-education and child development

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Reference no: EM131747199

Question: Education and Child Development. The number of copies sold (in millions) for the all-time best-selling children's books are given in the table below.

9.9        9.7        7.1       7.0         6.8

Suppose two of these books are selected at random without replacement.

a. Find the sampling distribution of the sample mean.

b. Find the sampling distribution of the total number of books sold.

Reference no: EM131747199

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