MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Question
Let X be a random variable with the following probability distribution. Value x of X P(X=x) 1 0.25 0.05 3 0.10 0.30 0.05 0.25 Complete the following. (If necessary, consult a list of formulas.) (a) Find the expectation E (X) of X. E (x) = [] (b) Find the variance Var(X) of X. Var (x) = D E
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Transcribed Image Text:Let X be a random variable with the following probability distribution. Value x of X P(X=x) 1 0.25 0.05 3 0.10 0.30 0.05 0.25 Complete the following. (If necessary, consult a list of formulas.) (a) Find the expectation E (X) of X. E (x) = [] (b) Find the variance Var(X) of X. Var (x) = D E
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