null hypothesis

American  

noun

1. (in the statistical testing of a hypothesis) the hypothesis to be tested.

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null hypothesis British  

noun

1. statistics the residual hypothesis if the alternative hypothesis tested against it fails to achieve a predetermined significance level Compare hypothesis testing alternative hypothesis

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Etymology

Origin of null hypothesis

First recorded in 1930–35

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Compare meaning

How does null-hypothesis compare to similar and commonly confused words? Explore the most common comparisons:

• null hypothesis vs. alternative hypothesis

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Example Sentences

See Examples For:

null hypothesis

This bias in favor of the null hypothesis is what gives rise to the statement "tyranny of the status quo" when discussing hypothesis testing and the scientific method.

From Textbooks ● Nov. 29, 2017

The calculated value is well within the critical values of ± 1.96 standard deviations and thus we cannot reject the null hypothesis.

From Textbooks ● Nov. 29, 2017

For example, if the null hypothesis is equal to some value, the alternative has to be not equal to that value.

From Textbooks ● Nov. 29, 2017

To reject the null hypothesis we need significant evident of difference between the hypothesized value and the sample value.

From Textbooks ● Nov. 29, 2017

Thus, we can reject the null hypothesis and tentatively accept that, for whatever reason, people do seem to wait until their birthdays to die.

From "Innumeracy: Mathematical Illiteracy and Its Consequences" by John Allen Paulos

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