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

Compare meaning

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

• null hypothesis vs. alternative hypothesis

Example Sentences

See Examples For:

null hypothesis

If the null hypothesis cannot be accepted then action is required and the hospital will begin appropriate procedures.

From Textbooks ● Nov. 29, 2017

State the Conclusions: We cannot accept the null hypothesis.

From Textbooks ● Nov. 29, 2017

Stating the decision rule another way: if the sample mean is unlikely to have come from the distribution with the hypothesized mean we cannot accept the null hypothesis.

From Textbooks ● Nov. 29, 2017

Type I Error The decision is to reject the null hypothesis when, in fact, the null hypothesis is true.

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