# Random Variables : Expected Values

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Let X be a random variable having expected value (mu) and variance (sigma)^2. Find the expected value and variance of:

Y = (X - mu)/(sigma).

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https://brainmass.com/statistics/variance/random-variables-expected-values-35487

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Expected values are investigated. The solution is detailed and well presented. The response received a rating of "5" from the student who originally posted the question.

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