Question

    Two random variables X and Y are said to be independent

    if:
    A EXY = Y(EX) Correct Answer Incorrect Answer
    B EXY = XE(Y) Correct Answer Incorrect Answer
    C EYX = E(X)E(Y) Correct Answer Incorrect Answer
    D E(XY) = E(X) + E(Y) Correct Answer Incorrect Answer

    Solution

    The correct answer is C

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