random variable

Noun

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Noun

**random variable** (*plural* random variables)

- (
*statistics, broadly*) A quantity whose value is random and to which a probability distribution is assigned, such as the possible outcome of a roll of a dice. - (
*statistics, formally*) A measurable function from a sample space to the measurable space of possible values of the variable.**1996**, Ron C. Mittelhammer,*Mathematical Statistics for Economics and Business*, Volume 78, Springer, page 45 ↗,- Henceforth the symbol X(w) will be used for the
**random variable**X : S \rightarrow \mathbb{R}.

- Henceforth the symbol X(w) will be used for the
**2009**, Christian Perwass,*Geometric Algebra with Applications in Engineering*, Springer, page 351 ↗,- The particular example considered here is the Hilbert space of
**random variables**.

- The particular example considered here is the Hilbert space of
**2012**, Scott Miller, Donald Childers,*Probability and Random Processes*, Elsevier (Academic Press), 2nd Edition, page 177 ↗,- A two-dimensional
**random variable**is a mapping of the points in the sample space to ordered pairs {*x*,*y*}. Usually, when dealing with a pair of**random variables**, the sample space naturally partitions itself so that it can be viewed as a combination of two simpler sample spaces.

- A two-dimensional

- (
*broadly*) random quantity - (
*broadly*) aleatory variable, stochastic variable

- German: Zufallsgröße, Zufallsvariable
- Spanish: variable aleatoria

This text is extracted from the Wiktionary and it is available under the CC BY-SA 3.0 license | Terms and conditions | Privacy policy 0.004