random variable
Word Rarity
Rare
Frequency: Zipf frequency 3.99 in modern English
22
Scrabble Score
14
Letters
4
Syllables
11
Unique Chars
Meaning
noun
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.
noun
A measurable function from a sample space to the measurable space of possible values of the variable.
Formal
Example Sentences
- "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."
- "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."