a distribution of all possible values of a random variable together with an indication of their probabilities.
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Origin of probability distribution
First recorded in 1935–40
Words nearby probability distribution
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Scientific definitions for probability distribution
A function of a discrete random variable (that is, a variable whose values are obtained from a finite or countable set) yielding the probability that the variable will have a given value. Also called probability density
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.