PSY 230 Lecture 12: Chapter 12 Vocab (Cerego)
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Interaction effect: a result from a factorial design, in which the difference in the levels of one independent variable changes, depending on the level of the other independent variable, a difference in differences. Factorial design: a study in which there are two or independent variables, or factors. Cells: a condition in an experiment; in a simple experiment, it can represent the level of one independent variable; in a factorial design, it represents one of the possible combinations of two independent variables. Participant variable: a variable such as age, gender, or ethnicity whose levels are selected (i. e. , measured) not manipulated. Main effect: in a factorial design, the overall effect of one independent variable on the dependent variable, averaging over the levels of the over independent variables.
