Anova Assumptions Normality. Equality or homogeneity of variances called homoscedasticity. The variance of the dependent variable must be equal over all subpopulations.
The assumptions are exactly the same for ANOVA and regression models. Aug 06 2012 You dont really need to memorize a list of different assumptions for different tests. Normality of the data is often listed as an assumption but is not critical.
Fortunately an anova is not very sensitive to moderate deviations from normality.
There is no equivalent test but comparing the p-values from the ANOVA with 001 instead of 005 is acceptable. Equal Variances The variances of the populations that. The Wikipedia page on ANOVA lists three assumptions namely. A likely analysis for this is an ANOVA but this requires a couple of assumptions.
