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. 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