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Grinstead and Snell's Introduction to Probability
Variance of Discrete Random Variables
Exercises
Exercise
Revision as of 21:02, 14 June 2024 by
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Jun 09'24
Exercise
Prove the following facts about the standard deviation.
[math]D(X + c) = D(X)[/math]
.
[math]D(cX) = |c|D(X)[/math]
.
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