question archive Discrete random variable X has E(X) = 5 and V(X) = 3
Discrete random variable X has E(X) = 5 and V(X) = 3
Subject:MathPrice: Bought3
Discrete random variable X has E(X) = 5 and V(X) = 3. Discrete random variable Y has E(Y) = 2 and V(Y) = 1. If X and Y are independent random variables, and W = 2X - 4Y, find V(W). O A. -4 O B. -2 O c. 2 O D. 10 O E. 28
