Anova F Test Assumptions. To use ANOVA the data has to satisfy the assumptions of linearity normality the dependent variable is normally distributed and equal variance variances are equal for all treatment groups. Variances of populations are equal.
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1 The model is correctly specified. To use the ANOVA test we made the following assumptions. Assumptions of the ANOVA F-test.
The samples are randomly selected in an independent manner from the k treatment populations.
Each group sample is drawn from a normally distributed population All populations have a common variance All samples are drawn independently of each other Within each sample the observations are sampled randomly and independently of each. Independence of samples Each sample is randomly selected and independent. Like all statistical tests one-way ANOVA has some assumptions. Lets go through the options as above.
