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1. If X is the number of points rolled with a balanced die, find the expected value of i. find the expected value of X

1. If X is the number of points rolled with a balanced die, find the expected value of i. find the expected value of X ii. find the expected value of g(X) = 3X2 +5X + 7. 2. If X has the probability density f (x) = e'x, for x > 0 0 elsewhere 1. find the expected value of 3X 11- find the expected value of g(X) = 5e "/4

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