probability distribution
Americannoun
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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.
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Also called probability density
Etymology
Origin of probability distribution
First recorded in 1935–40
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The team derived their quantum Bayes' rule by maximizing the fidelity between two objects that represent the forward and the reverse process, in analogy with a classical joint probability distribution.
From Science Daily ● Oct. 13, 2025
The MIT team's insight is that this probability distribution also defines a generative model upon which a classifier can be constructed.
From Science Daily ● May 16, 2024
If Alice uses steganography to send an encoded message to Bob, that message will have its own probability distribution.
From Scientific American ● Jun. 15, 2023
It comes from constructing what’s called a probability distribution, and requires some basic grade-school statistics.
From Washington Post ● Aug. 23, 2022
“It’s a quincunx for probability distribution analysis,” says Siraj.
From "Shine!" by J.J. and Chris Grabenstein
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
