null hypothesis

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null hypothesis

n.
A hypothesis that is assumed to be true for purposes of statistical testing against an alternative hypothesis. The null hypothesis is usually that there is no treatment effect or no difference between groups.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

null hypothesis

n
(Statistics) 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 and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
Translations
nulová hypotéza
nollahypoteesi