ANOVA for All Occasions
Authors: Diana Martinez, Ph.D. and Satya Kudapa
Analysis of Variance – commonly shortened to ANOVA – was introduced by the British statistician Sir Ronald Fisher (1890-1962) in 1925. An extremely useful tool for LSS practitioners, ANOVA is a type of hypothesis test to determine whether the means of different populations are the same or different, based on sample data. Note that, despite its name, ANOVA is NOT used to tell if there is a difference in the variance of different populations.
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