Which of the following statement is not true? A. The expected value of a discrete random variable X with a set of possible values D and probability mass function p(x) is ; B. If the expected value of a discrete random variable X is $125, then the expected value of the linear function h(X) = 100 X + 25 (3-X) is $15,550 C. For any constant c and discrete random variable X, D. For any constant c and discrete random variable X, E(X+c) = E(X)+c