Let X be a random variable, and b be a constant. Use the formula Var(X) = E

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Let X be a random variable, and b be a constant. Use the formula Var(X) = E



(X − EX)

2


to find Var(X +b), and simplify it to show that Var(X +

b) = Var(X).

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Mathematics And Statistics For Science

ISBN: 9783031053177

1st Edition

Authors: James Sneyd, Rachel M. Fewster, Duncan McGillivray

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