If E[X] = 1 and Var(X) = 5, find (a) E[(2 + X)2]; (b) Var(4 + 3X).

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If E[X] = 1 and Var(X) = 5, find
(a) E[(2 + X)2];
(b) Var(4 + 3X).

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A First Course In Probability

ISBN: 9789332519077

9th Edition

Authors: Sheldon Ross

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Question Posted: Oct 22, 2015 02:51 AM

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If E[X] = 1 and Var(X) = 5, find (a) E[(2 + X)2]; (b) Var(4 + 3X).

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a E2 X 2 Var 2 ...View the full answer

A First Course In Probability

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