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I have two values given: Var(X) = 25, Var(Y) = 16, also I know that the correlation between X and Y is -0.5, how to
I have two values given: Var(X) = 25, Var(Y) = 16, also I know that the correlation between X and Y is -0.5, how to calculate Cov(X, Y), Cov(2X, 3Y), Var(X+Y) and Var (2X + 3Y)?
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Statistical Techniques in Business and Economics
Authors: Douglas A. Lind, William G Marchal
17th edition
1259666360, 978-1259666360
