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analysis of variance

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

First recorded in 1935–40
Also called variance analysis.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for analysis of variance

analysis of variance

noun
  1. 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 populationAbbreviation: ANOVA
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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