Question: LetXbe a random variable with the following probability distribution. Complete the following. (If necessary, consult a list of formulas.) (a) Find the expectation E(X) ofX.

LetXbe a random variable with the following probability distribution. Complete the following. (If necessary, consult a list of formulas.) (a) Find the expectation E(X) ofX. E(X) = [I (b) Find the variance Var(X) of X. Var(X) = I]

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