Independent random variables X and Y are such that E(X) 14, EY)-20, Var(X)-10, Var(Y) 11. Find (a)
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Independent random variables X and Y are such that E(X) 14, EY)-20, Var(X)-10, Var(Y) 11. Find
(a) E(3X-2Y),
(b) Var(5X-2Y).
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Related Book For 
A Concise Course In Advanced Level Statistics With Worked Examples
ISBN: 9780748754755
4th Edition
Authors: J. Crawshaw, J. Chambers
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