Post-hoc Tests

General Notes

A discussion of various post-hoc tests can be found at StatSoft and NIST.

A paper that summarizes and compares the various methods is attached.

(See "Stat Notes - ANOVA Post-Hoc Tests.pdf")

Depending on the objectives of the study, it may be worth considering pre-planned (a-priori) contrasts instead of post-hoc tests.

Assumptions

Listed in the paper attached below.

References

StatSoft Electronic Statistics Textbook

NIST Engineering Statistics Texbook

Milliken, George A., "Analysis of Messy Data Volume 1: Designed Experiments", Chapman and Hall/CRC, 1998, ISBN 0-412-99081-4, Chapter 3