Problem 1: 10 points Consider a bivariate vector (X, Y ) with X = 2Z1 + Z2 + 3 and Y = 4Z1 + 2Z2
Problem 1: 10 points Consider a bivariate vector (X, Y ) with X = 2Z1 + Z2 + 3 and Y = 4Z1 + 2Z2 - 4 1. Evaluate expected values of X and Y 2. Derive variances for X and Y. 3. Determine correlation between X and Y
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