analysis of variance

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.
Also called variance analysis.


Origin:
1935–40

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World English Dictionary
analysis of variance
 
n
statistics ANOVA 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

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