null hypothesis

null hypothesis

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


Origin:
1930–35
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Null hypothesis is always a great word to know.
So is callithumpian. Does it mean:
a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.
a chattering or flighty, light-headed person.
Collins
World English Dictionary
null hypothesis
 
n
statistics hypothesis testing Compare alternative hypothesis the residual hypothesis if the alternative hypothesis tested against it fails to achieve a predetermined significance level

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Dictionary.com's 21st Century Lexicon
Main Entry:  null hypothesis
Part of Speech:  n
Definition:  the proposition that is to be tested; the hypothesis under investigation
Example:  A null hypothesis is tested and accepted or rejected in favor of an alternative.
Dictionary.com's 21st Century Lexicon
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