mathematical expectation

noun

1. Mathematics. the product of the probability of the occurrence of an event and the value associated with the occurrence of a given event.
2. Statistics. the summation or integration, over all values of a variate, of the product of the variate and its probability or its probability density.

mathematical expectation

noun

1. See expected value
   statistics another name for expected value

Word History and Origins

Origin of mathematical expectation¹

First recorded in 1830–40

Example Sentences

He also introduced the concept of mathematical expectation into probability theory.

From Project Gutenberg