A Main Effect of an Independent Variable in a Factorial

question 26

Multiple Choice

A main effect of an independent variable in a factorial design is defined as the.

• A)effect of one independent variable subtracted from the grand mean
• B)difference between the main effect means for factor A and those for factor B
• C)sum of main effect means for factors A and B
• D)effect of one independent variable averaged across levels of the other independent variable

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Definitions:

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