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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?

Not random assignment Signup and view all the answers

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

Ability to modify treatment for individual participants Signup and view all the answers

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

Minimum of 3 data points in each phase Signup and view all the answers

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

80-100% of data points within 25% of the median level Signup and view all the answers

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

To predict the future behavior trajectory Signup and view all the answers

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

Returning to baseline after a consistent treatment phase Signup and view all the answers

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

Objectively comparing independent observations to ensure reliability Signup and view all the answers