Data Science, Data, Statistics, Statistical Analysis, Data Analysis.
takes a value less than or equal to the x. F(a) = P(X ≤ a) If X is a discrete random variable whose possible values are x1, x2, x3, . . . , where x1 < x2 < x3 . . . , then the distribution function F of X is a step function. Let X be a discrete random variable with the following probability mass