Question: Let X and Y be random variables with an expected value of 0 each. Moreover, we know that the variance of the variable X

Let X and Y be random variables with an expected value of

Let X and Y be random variables with an expected value of 0 each. Moreover, we know that the variance of the variable X is 2.6, the variance of the variable Y is 2.7 and Var(XY) 5.4. Calculate Cov(X, Y). = Answer: The correct answer is: 0.05

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