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null hypothesis

noun
1.
(in the statistical testing of a hypothesis) the hypothesis to be tested.
Origin
1930-1935
1930-35
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for null hypo thesis

null hypothesis

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
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Contemporary definitions for null hypo thesis
noun

the proposition that is to be tested; the hypothesis under investigation

Examples

A null hypothesis is tested and accepted or rejected in favor of an alternative.

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