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Type I error

noun

  1. the error made in the statistical testing of a hypothesis by rejecting the null hypothesis when it is actually true.

type I error

noun

  1. statistics the error of rejecting the null hypothesis when it is true, the probability of which is the significance level of a result

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Word History and Origins

Origin of Type I error1

First recorded in 1960–65

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gallimaufry

[gal-uh-maw-free ]

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typeholderType II error

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