Mathematics
Mathematics, 11.01.2021 04:40, julietmusyoki5

Given independent random variables with means and standard deviations as shown, find the mean and standard deviation of each of these variables: a) 4X
B) 5Y+2
C) 4X+2Y
D) 3X-4Y
E) X1+X2

Mean SD
X 100 14
Y 15 2

a) Find the mean and standard deviation for the random variable 4X
E(4X) =
SD(4X)=

answer
Answers: 2

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