ANOVA will tell you whether there is a statistically significant difference in the population means of three or more groups of data. But which means are different? Tukey’s will tell you that. Analysis ...
This section gives formulas for the score types ... and then PROC NPAR1WAY computes the corresponding linear rank and one-way ANOVA tests. You can also analyze the raw data with the SCORES=DATA option ...
This web calculator conducts a one-way ANOVA test. The calculator includes a video definition, an explanation of the formula and practice examples.