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mathematical expectation

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noun
Mathematics. the product of the probability of the occurrence of an event and the value associated with the occurrence of a given event.
Statistics. the summation or integration, over all values of a variate, of the product of the variate and its probability or its probability density.
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“Was” is used for the indicative past tense of “to be,” and “were” is only used for the subjunctive past tense.

Origin of mathematical expectation

First recorded in 1830–40
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

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British Dictionary definitions for mathematical expectation

mathematical expectation

noun
statistics another name for expected value
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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