4. Let Yı, Y, . ,Y, be uncorrelated random variables with Var(Y) = oº for i=1,2,..., n. Let C1, C2,.,Cn and dy, d2, ...,
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4. Let Yı, Y, . ,Y, be uncorrelated random variables with Var(Y) = oº for i=1,2,..., n. Let C1, C2,.,Cn and dy, d2, ...,
4. Let Yı, Y, . ,Y, be uncorrelated random variables with Var(Y) = oº for i=1,2,..., n. Let C1, C2,.,Cn and dy, d2, ..., dn be two sets of constants. Then, ΤΕ COυ Σ.Σιν.) - Σ. , = σ?Σcd j=
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