stats: p(x) is greater than or equal to 0 and less than or equal to 1, for all x, and the sum off all x must be equal to 1

Question

p(x) is greater than or equal to 0 and less than or equal to 1, for all x, and the sum off all x must be equal to 1

Tented Chord · Accepted Answer

Discrete probability distributions must satisfy:

P(x) is greater than or equal to 0 and less than or equal to 1, for all x, and the sum off all x must be equal to 1