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Given the following probability distribution on the number of books a customer entering a bookstore will...

Given the following probability distribution on the number of books a customer entering a bookstore will purchase: Books, X p(X) (1) 0.16 (2) 0.22 (3) 0.28 (4) 0.20 (5) 0.14 Calculate the mean (rounded to the nearest whole number), variance and standard deviation for this probability distribution.

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