random variable — Dictionnaire anglais

Nom

1. 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.

   Usage

   • broadly

2. A measurable function from a sample space to the measurable space of possible values of the variable.

   Usage

   • formel

   Synonymes

   variate

   Exemples

   Henceforth the symbol X(w) will be used for the random variable X#58;S#92;rightarrow#92;mathbb#123;R#125;.

   The particular example considered here is the Hilbert space of random variables.

   Plus d’exemples (1)

   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.

Nom

1. a variable quantity that is random

   Synonymes

   variatevariantstochastic variablechance variable

   Termes génériques

   variablevariable quantity