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analysis of variance

American

noun

Statistics.

a procedure for resolving the total variance of a set of variates into component variances that are associated with defined factors affecting the variates.

analysis of variance British

noun

ANOVA. statistics any of a number of techniques for resolving the observed variance between sets of data into components, esp to determine whether the difference between two samples is explicable as random sampling variation with the same underlying population

"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

Etymology

Origin of analysis of variance

First recorded in 1935–40

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

We performed an additional analysis of variance for repeated measures, searching for an interaction between forward and backward frontotemporal connection strength in VS patients compared with controls.

From Science Magazine

Analysis and design of experiments, analysis of variance and analysis of variance designs.

From Project Gutenberg

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023