expected value

noun

1. Statistics, Mathematics.,  mathematical expectation.

expected value

noun

1. Also called: mathematical expectation. 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

Word History and Origins

Origin of expected value¹

First recorded in 1945–50

Example Sentences

Ross’ show, and the cause to support public media in a time of political turmoil, meant a lot more to those who bid on it than the expected value of the pieces, she said.

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But for Dyne, Matteis believes the deal for Avidity is “highly validating,” as it corroborates the expected value of muscle-delivery technology and the attractiveness of the markets for even rare diseases like DMD.

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This week, police in Pennsylvania even reported 100,000 eggs were stolen from a distributor with an expected value of $40,000.

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Trump Media’s expected value of $5 billion at the IPO swore at common sense, or at any traditional standard of securities valuation.

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"But quantum physics says that there are always certain fluctuations. The fluctuations, i.e. the deviations from the expected value, are closely related to the temperature."

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