What Is the Important Difference Between the Between-Participants Posttest-Only Design

question 40

Multiple Choice

What is the important difference between the between-participants posttest-only design and the flawed non-equivalent posttest-only design?

• A) the former uses random assignment of participants to groups
• B) the former uses two groups of participants
• C) the latter involves testing participants twice
• D) the latter does not manipulate an independent variables

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