Consider a 2 x 2 experiment design in which both study time and sleep time have been manipulated and learning has been measured. An interaction between study time and sleep time can be interpreted to mean which of the following?

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Quizplus · Accepted Answer

An interaction between study time and sleep time means that the effect of study time on learning varies depending on the amount of sleep time, and vice versa. This implies that the influence of one variable depends on the level of the other variable, indicating that the simple effects of study time are different at different levels of sleep time.

Consider a 2 X 2 Experiment Design in Which Both