random variable(redirected from Aleatory variable)
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Related to Aleatory variable: Random variation
A variable whose values are random but whose statistical distribution is known.
(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
a statistical quantity that can take any of the values of a specified set in accordance with an associated probability distribution.Also called variate.