Single-Subject Research in Quantitative Analysis
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Questions and Answers

What is the primary purpose of influential case studies like John Watson and Rosalie Rayner's description of Little Albert?

  • Illustrate random assignment
  • Generate new research questions (correct)
  • Conduct group research
  • Hide individual differences

How many participants are typically involved in single-subject research?

  • 20-30 participants
  • Over 50 participants
  • No participants
  • 2-10 participants (correct)

What is the main advantage of using single-subject research over group research?

  • Hides individual differences
  • Requires random assignment
  • Generates average results
  • Reveals individual differences (correct)

What characteristic distinguishes a quasi-experimental design from a true experimental design?

<p>Not random assignment (A)</p> Signup and view all the answers

Why does single-subject research provide flexibility to researchers compared to group research?

<p>Ability to modify treatment for individual participants (C)</p> Signup and view all the answers

What is required for a single-subject research study to demonstrate an intervention effect?

<p>Minimum of 3 data points in each phase (B)</p> Signup and view all the answers

How is variability/stability defined in single-subject research?

<p>80-100% of data points within 25% of the median level (A)</p> Signup and view all the answers

What is the purpose of using a trend line in interpreting graphs in single-subject research?

<p>To predict the future behavior trajectory (C)</p> Signup and view all the answers

In single-subject designs, what does an ABAB reversal design entail?

<p>Returning to baseline after a consistent treatment phase (A)</p> Signup and view all the answers

What aspect does interobserver agreement focus on in single-subject research?

<p>Objectively comparing independent observations to ensure reliability (A)</p> Signup and view all the answers

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