Transcription of Chapter 14. Experimental Designs: Single-Subject Designs ...
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14 - 1 Chapter 14. Experimental Designs : Single-Subject Designs and Time-series DesignsIntroduction to Single-Subject DesignsAdvantages and LimitationsAdvantages of the Single-Subject approachLimitations of the Single-Subject approachWhy Some Researchers Use the Single-Subject MethodProcedures for the Single-Subject DesignEstablishing a baselineOptimal baselineBaselines to avoidAnalysis of treatment effectsAB and ABA designsABAB designIntra-participant replicationInter-participant replicationReversible and irreversible behaviorMultiple baseline proceduresTime-series designsCase AnalysisGeneral SummaryDetailed SummaryKey Terms Review Questions/Exercises14 - 2 Introduction to Single-Subject DesignsA three-year old boy diagnosed with autism shows characteristic language deficits. His level of spontaneous speech is equivalent to what is expected of a boy less than two years old. Monica Bellon, Billy Ogletree, and William Harn (2000) conduct a study to increase the level of spontaneous speech inthis young boy.
entitled Journal of the Experimental Analysis of Behavior. The journal publishes basic research involving the study of individual participants. Subsequently, a second journal devoted to the study of individual participants was established focusing on applied research and entitled Journal of Applied Behavior Analysis.
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