Pretest-Posttest Design: Definition & Example


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question 1 of 3

Why is pretest-posttest design referred to as quasi-experimental?

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1. You performed a study and found no depression before the experimental manipulation but almost all participants had depression afterwards. What conclusion would you likely reach about the study?

2. When do researchers generally notice the practice effect?

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About This Quiz & Worksheet

This quiz and attached worksheet will help gauge your understanding of pretest-posttest design. Topics you will need to know in order to pass the quiz include the practice effect and effects of manipulation.

Quiz & Worksheet Goals

Use these assessment tools to measure your knowledge of:

  • Where pretest-posttest gets its name
  • How to make a pretest-posttest into a true experiment
  • How manipulation affects test results
  • When practice effect occurs
  • What else pretest-posttest allows a researcher to look at besides the total effect of the manipulation

Skills practiced

This worksheet and quiz let you practice the following skills:

  • Reading comprehension - ensure that you draw the most important information from the pretest-posttest design lesson
  • Interpreting information - verify that you can read information regarding practice effect and interpret it correctly
  • Knowledge application - use your knowledge to answer questions about manipulations

Additional Learning

To learn more about this topic, review the lesson called Pretest-Posttest Design: Definition & Example, which covers the following objectives:

  • Define pretest-posttest experiment
  • Explain quasi experiment
  • Explore practice effect
  • Look at several experiment examples