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Can somebody go through these questions? Thank you 5. If X and Y are independent random variables, is it always true that E[X * Y]

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Can somebody go through these questions? Thank you

5. If X and Y are independent random variables, is it always true that E[X * Y] = E[X] + E[Y]? - 6. Suppose X is an indicator variable for an event e and the probability that e will happen is 0.6. What is E[X]? ------- 7. Suppose X, for 1

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