Statistical Methods for Psychology

(Michael S) #1

CHAPTER 12 Multiple Comparisons Among Treatment Means


CHAPTER 12 Multiple Comparisons Among Treatment Means


Objectives
To extend the analysis of variance by examining ways of making comparisons
within a set of means.

Contents
12.1 Error Rates
12.2 Multiple Comparisons in a Simple Experiment on Morphine Tolerance
12.3 A Priori Comparisons
12.4 Confidence Intervals and Effect Sizes for Contrasts
12.5 Reporting Results
12.6 Post Hoc Comparisons
12.7 Comparison of the Alternative Procedures
12.8 Which Test?
12.9 Computer Solutions
12.10 Trend Analysis

363
Free download pdf