random variable

noun Statistics.

a quantity that takes any of a set of values with specified probabilities.

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Commas mark divisions in sentences. Periods end declarative sentences. Apostrophes show possession. Easy, right? Well, punctuation can get pretty tricky—fast. Think you got what it takes to be a punctuation expert? Take our quiz to prove it!

Question 1 of 10

Which of the options below is the best punctuation for the sentence? It__s your turn to pick the movie __ but your sister gets to pick the board game we _ re going to play.

Its your turn to pick the movie but your sister gets to pick the board game we’re going to play.

It’s your turn to pick the movie but your sister gets to pick the board game were going to play.

It’s your turn to pick the movie, but your sister gets to pick the board game we’re going to play.

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Also called variate.

Origin of random variable

First recorded in 1935–40

Words nearby random variable

random mating, random number, random numbers, random rubble, random sampling, random variable, random walk, random walk theory, random-access, random-access memory, randomize

British Dictionary definitions for random variable

random variable

noun

statistics a quantity that may take any of a range of values, either continuous or discrete, which cannot be predicted with certainty but only described probabilisticallyAbbreviation: rv

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012