What Is the Main Disadvantage of Factorial Designs

question 87

Multiple Choice

What is the main disadvantage of factorial designs?

• A) They require an equal number of rows,columns,and treatment levels,which is sometimes problematic.
• B) The number of treatment combinations increases multiplicatively with an increase in the number of variables or levels.
• C) They do not allow the researcher to examine interactions of the external variables with each other or with the independent variable.
• D) The researcher can control for only one external variable.

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