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expected value

Statistics, Mathematics, mathematical expectation.
Origin of expected value
1945-50 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for expected value
  • The first is the sum of salary, bonus, restricted stock and the expected value of stock options.
  • So the question is what the expected value of a get-tough approach is likely to be.
  • As good dates leave the market, they once again decrease the expected value of dating a self-advertised good type.
  • The approximate expected value is obtained by a bootstrap resampling method.
British Dictionary definitions for expected value

expected value

(statistics) the sum or integral of all possible values of a random variable, or any given function of it, multiplied by the respective probabilities of the values of the variable. Symbol: E(X). E(X) is the mean of the distribution; E(X–c) = E(X)–c where c is a constant Also called mathematical expectation
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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