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) The researcher can control for only one external variable.
D) They do not allow the researcher to examine interactions of the external variables with each other or with the independent variable.

Question

Quizplus · Accepted Answer

Factorial designs can become complex and unwieldy as the number of variables or levels increases, leading to a large number of treatment combinations.

What Is the Main Disadvantage of Factorial Designs