expected value

Definitions of expected value
1

n the sum of the values of a random variable divided by the number of values

Synonyms:
arithmetic mean, expectation, first moment
Type of:
mean, mean value
an average of n numbers computed by adding some function of the numbers and dividing by some function of n

Sign up, it's free!

Whether you're a student, an educator, or a life-long learner, Vocabulary.com can put you on the path to systematic vocabulary improvement.