MEANING
A statistical claim, usually of no effect or difference, evaluated against an alternative in a hypothesis test.
Use it for
Use in research writing when framing a formal test.State the baseline claim evaluated by a statistical test.
Words that belong together
- state the null hypothesis
- reject the null hypothesis
- fail to reject
On the page
The researchers rejected the null hypothesis after observing a sufficiently extreme test statistic.
Nearby words
Opposite meanings
Word forms
- Base
- null hypothesis
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Usage notes
Rejecting a null hypothesis does not prove the alternative; “fail to reject” is not the same as proving no effect.
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