analysis of variance

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.

Origin of analysis of variance

First recorded in 1935–40

Also called variance analysis.

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British Dictionary definitions for analysis of variance

analysis of variance

noun

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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