# random variable

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## random variable

*n.*

A variable whose values are random but whose statistical distribution is known.

## random variable

*n*

(Statistics)

*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 probabilistically. Abbreviation:**rv**## ran′dom var′iable

*n.*

a statistical quantity that can take any of the values of a specified set in accordance with an associated probability distribution.

Also called **variate.**

[1935–40]

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Noun | 1. | random variable - a variable quantity that is random variable quantity, variable - a quantity that can assume any of a set of values |

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