Learning Objectives

Read pages 422-460 in your textbook.

After reading and studying this chapter, you should be able to do the following: 

13.1 Define one-way analysis of variance (ANOVA)

13.2 Describe the sources of between-group variance and within-group variance

13.3 Calculate sum of squares total (SST), sum of squares between (SSB), and sum of squares within (SSW)

13.4 Construct and interpret an ANOVA summary table

13.5 Conduct the hypothesis test for ANOVA

13.6 Conduct post hoc comparisons after a significant ANOVA result with three or more groups

13.7 Calculate and interpret the effect size for ANOVA