If they are different, which ones are different from each other? Tukey’s multiple comparison test, developed by statistician John Tukey, is also called Tukey’s honestly significant difference ...
PROC NPAR1WAY also provides the Savage, median, and Van der Waerden tests. In addition, PROC NPAR1WAY produces the following tests for scale differences: Siegel-Tukey test, Ansari-Bradley test, Klotz ...