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The behavior equivalence problem in within-subject treatment comparisons
L T Romer1, F F Billingsley, O R White
1University of Washington, Division of Developmental Disabilities, Seattle 98122.
Research in Developmental Disabilities
|January 1, 1988
Summary
This study introduces a method for estimating equivalent difficulty in vocational tasks. This approach helps address challenges in within-subject research designs for nonacademic skills.
Area of Science:
- Applied psychology
- Behavioral research methodology
Background:
- Within-subject research designs face challenges like behavior nonreversibility and treatment interference.
- Repeated stimulus presentation can cause practice or habituation effects.
- Existing methods may not adequately address nonacademic skill research needs.
Purpose of the Study:
- To describe a procedure for estimating equivalent difficulty for vocational preparation tasks.
- To address issues in within-subject comparisons of multiple treatment effects for applied researchers.
- To support research on domestic, vocational, and other nonacademic skills.
Main Methods:
- Development of a procedure for estimating equivalent difficulty.
- Utilizing item cohorts with equivalent behavioral difficulty.
- Focus on vocational preparation tasks.
Main Results:
- A practical procedure for estimating equivalent difficulty in vocational tasks is presented.
- The proposed method aims to mitigate issues associated with within-subject designs.
- The procedure is tailored for nonacademic skill research.
Conclusions:
- The described procedure offers a solution for challenges in within-subject research.
- Estimating equivalent difficulty is crucial for accurate assessment of vocational skills.
- This method enhances the validity of research on practical, nonacademic skills.