Question: Given X = 5 3 x = [$] and s = [12 7] 1 2 Let b'X = [2 3] 31 [x, ] = 2x1

Given X = 5 3 x = [$] and s = [12 7] 1 2 Let b'X = [2 3] 31 [x, ] = 2x1 + 3x2 and c'X = [-1 2] [x}] = -x1 + 2: Find the sample means, variances and covariances for b'X and c'X

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