The probabilities that a customer entering a particular bookstore buys 0, 1, 2, 3, 4, or 5 books are 0.30, 0.20, 0.20, 0.15, 0.10, and 0.05 respectively.
-For the probability distribution above, find the mean.

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The Answer of The probabilities that a customer entering a particular bookstore buys 0, 1, 2, 3, 4, or 5 books are 0.30, 0.20, 0.20, 0.15, 0.10, and 0.05 respectively.
-For the probability distribution above, find the mean.

The Probabilities That a Customer Entering a Particular Bookstore Buys