More Than One Independent Variable In a factorial design, the change in behavior due to the action of a single independent variable is called a(n)

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The change in behavior due to the action of a single independent variable is called a main effect. This is the case in a factorial design, even when there is more than one independent variable. The other options, fixed effect, higher-order interaction, and interaction, refer to different aspects of the factorial design that involve the interaction between two or more independent variables.

More Than One Independent Variable in a Factorial Design, the Change