Question: 1. Using the joint distribution, given in Exercise 1 in Section 4.3, of the volume of monthly book sales from the online site, X, and

1. Using the joint distribution, given in Exercise 1 in Section 4.3, of the volume of monthly book sales from the online site, X, and the volume of monthly book sales from the brick and mortar counterpart, Y, of a bookstore, compute the linear correlation coefficient of X and Y.

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