=2 = 3 = 4 = 5 6 7 8 00 Let X be a random variable with the following probability distribution. Value x of X | P(X=x) -10 0.05 0 0.10 10 0.15 20 0.25 30 0.45 Complete the following. (If necessary, consult a list of formulas.) (a) Find the expectation E(X) of X. E (X) = ☐ (b) Find the variance Var(X) of X. Var(x) = ☐ Continue 13 APR 2.501 tv 12 X 9 10 © 2024 McGraw Hill LLC. All Rights Res A X

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