Question
(5 points) Let a (5 points) Let a X b with a 0. Show a SD(X) b 11. Where SD(X) is the standard deviation of
(5 points) Let a X b with a 0. Show a SD(X) b 11. Where SD(X) is the standard deviation of X. Use the formulas for expected value and variance learned from this chapter. Hint: Expected value is a linear operator. (5 points) Derive the formula to compute the variance of a Bernoulli random variable.
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Linear Algebra A Modern Introduction
Authors: David Poole
4th edition
1285463242, 978-1285982830, 1285982835, 978-1285463247
