If X is a random variable, then the variance of aX equals a2 times the variance of

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If X is a random variable, then the variance of aX equals a2 times the variance of X. Verify this result for the random variable in Exercise 2 with a = 2.

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Finite Mathematics and Its Applications

ISBN: 978-0134768632

12th edition

Authors: Larry J. Goldstein, David I. Schneider, Martha J. Siegel, Steven Hair

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Question Posted: Feb 12, 2018 09:04 AM

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If X is a random variable, then the variance of aX equals a2 times the variance of

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