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In the Notation Below,X Is the Random Variable,c Is a Constant,and

Question 66

Multiple Choice

In the notation below,X is the random variable,c is a constant,and V refers to the variance.Which of the following laws of variance is not true?

A) V(c) = 0
B) V(X + c) = V(X) + c
C) V(cX) = c² V(X)
D) None of these choices.

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