Behavioral Statistics in Action, 3/e Mark W. Vernoy,
Palomar College Diana J. Kyle,
Fullerton College
Two-Way Analysis Of Variance
Glossary
A main effect | is the effect of one independent variable on the dependent variable.
| | | | An interaction | is the effect of the combination of the two independent variables on the dependent variable. The cell means of the interaction are graphed to illustrate the interaction.
| | | | Factorial experiment | has two or more independent variables. This design also examines the effects of the combination of the two independent variables on the dependent variable.
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