Experimental vs Quasi-Experimental Studies in Research
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Questions and Answers

What is a potential problem in research studies where participants guess the purpose of the study and alter their behavior accordingly?

  • Observer bias
  • Demand characteristics (correct)
  • Order effects
  • Maturation
  • What is a technique used to minimize the impact of demand characteristics in research studies?

  • Single-blind procedures
  • Double-blind procedures (correct)
  • Informed consent
  • Debriefing
  • Which type of bias occurs when a researcher's expectations influence their interpretation of the results?

  • Attrition
  • Demand characteristics
  • Observer bias (correct)
  • Maturation
  • What is a problem that arises when participants drop out of a study over time?

    <p>Attrition (A)</p> Signup and view all the answers

    What is a technique used to minimize the impact of order effects in research studies?

    <p>Counterbalancing (C)</p> Signup and view all the answers

    What occurs when extreme scores tend to average out over time in a research study?

    <p>Regression to the mean (B)</p> Signup and view all the answers

    What is a problem that arises when participants change their behavior over time due to natural or spontaneous changes?

    <p>Maturation (A)</p> Signup and view all the answers

    What occurs when participants' responses change as a result of taking a test multiple times?

    <p>Testing (A)</p> Signup and view all the answers

    Which research design is likely to be affected by observer bias?

    <p>Open-label study (D)</p> Signup and view all the answers

    What is a technique used to minimize the impact of maturation in research studies?

    <p>All of the above (D)</p> Signup and view all the answers

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