What Are the Two Main Reasons to Conduct a Factorial

question 42

Multiple Choice

What are the two main reasons to conduct a factorial study?

• A) To increase internal validity and to establish external validity
• B) To compare participant variables and to establish covariance
• C) To find moderators and to find mediators
• D) To examine main effects and to decrease order effects
• E) To test limits and to test theories

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