Question: Random variables Given independent random variables with means and standard deviations as shown, find the mean and standard deviation o a) X 20 b) 0.5Y

Random variables Given independent random variables with means and standard deviations as shown, find the mean and standard deviation o

a) X 20 b) 0.5Y c) X + Y Mean SD X

a) X 20 b) 0.5Y c) X + Y Mean SD X 80 12 d) X-Y Y 12 3 e) Y + Y

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