Dictionary

expected value

noun

Definition of EXPECTED VALUE

1
:  the sum of the values of a random variable with each value multiplied by its probability of occurrence
2
:  the integral of the product of a probability density function of a continuous random variable and the random variable itself when taken over all possible values of the variable
ADVERTISEMENT

First Known Use of EXPECTED VALUE

1915

Browse

Next Word in the Dictionary: expecterPrevious Word in the Dictionary: expectative graceAll Words Near: expected value
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears