Suppose that the probabilities of a customer purchasing 0, 1, or 2 books at a book store are 0.3, 0.2, and 0.5, respectively

Question

Suppose that the probabilities of a customer purchasing 0, 1, or 2 books at a book store are 0.3, 0.2, and 0.5, respectively. What is the expected number of books a customer will purchase
The expected number of books that the customer will purchase is
(Type an integer or a decimal.)

Kunduz · Accepted Answer

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