Unformatted text preview: C = 30 X + 25 Y . ±ind the mean and variance of this measure. 2. Let ( X, Y ) be jointly continuous with the following joint density: f XY ( x, y ) = 1 ≤ x ≤ 1 x < y < x + 1 otherwise ±ind Cov ( X, Y )....
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- Spring '11
- Statistics, Probability theory, joint density, productivity measure