Question: Let X be a discrete random variable with mass probability distribution function : X 0 1 2 3 f(x) 1/8 3/8 3/8 1/8 Find E(X)-?

Let X be a discrete random variable with mass probability distribution

Let X be a discrete random variable with mass probability distribution function : X 0 1 2 3 f(x) 1/8 3/8 3/8 1/8 Find E(X)-? 3 20 5 70 42 24 10 23 10

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