standard error

noun

Definition of standard error 

: the standard deviation of the probability function or probability density function of a random variable and especially of a statistic specifically : the standard error of the mean of a sample from a population with a normal distribution that is equal to the standard deviation of the normal distribution divided by the square root of the sample size

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And there’s a big standard error around all these regressions. WSJ, "Transcript: WSJ Interview With Boston Fed President Eric Rosengren," 2 Aug. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'standard error.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of standard error

1897, in the meaning defined above

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The first known use of standard error was in 1897

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