Mathematics, 07.05.2021 18:30, TropicalFan

Suppose the standard deviation of X is 6 and the standard deviation of Y is 8. Answer the following two questions, rounding to the nearest whole number. What is Var[3X - 7Y] if the covariance of X and Y is 2?

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Suppose the standard deviation of X is 6 and the standard deviation of Y is 8. Answer the following...

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