Question: Let X be a discrete pandem variable with mass probability distribution function 1 2 4 (f(x 4/10 1/10 3/10 2/10 Find expected value of X,

Let X be a discrete pandem variable with mass probability distribution function 1 2 4 (f(x 4/10 1/10 3/10 2/10 Find expected value of X, E(X)=? 3 20 5 2 70 42 24 10

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