Data Science, Data, Statistics, Statistical Analysis, Data Analysis.
other values of x We represent PMF in a tabular form. Since X must take one of the values xi, the sum of all the probabilities of a PMF equals 1. Example: Suppose X is a random variable that takes three values, 0, 1, and 2 with probabilities p(0) = P(X = 0) = 1/4 p(1) = P(X = 1) = 1/2 p(2) = P(X =