Which of the following is not a required condition for a discrete probability function?
A)f(x) $\ge$ 0 for all values of x
B) $\Sigma$f(x) = 1
C) $\Sigma$f(x) = 0
D)All of the answers are correct.

Question

Quizplus · Accepted Answer

The sum of the probabilities for all possible values of x must equal 1 (option B), and the probability for each possible value of x must be between 0 and 1 (option A), but there is no requirement that the sum of the probabilities for all possible values of x must equal 0.

Which of the Following Is Not a Required Condition for a Discrete