Quick answer: An SD (discriminative stimulus) signals that reinforcement is available for a response; an S-delta (SΔ) signals that the same response will not be reinforced. Both are antecedents that have acquired control through a history of differential reinforcement. Discriminative Stimuli (SD) and S-Delta: How Stimuli Signal Reinforcement, Punishment, and Extinction By BCBA Mock Exam […]
Introduction If you’re preparing for the BCBA® exam, you must be solid on the idea of the discriminative stimulus in ABA (SD). The term shows up everywhere: in stimulus control questions, discrimination training, verbal behavior, and functional communication. You’re expected to be able to: Define discriminative stimulus ABA concepts clearly Recognize SDs and SΔs in
Discriminative Stimulus ABA: Definition, Examples, and Exam-Style Questions Read More »
Respondent Behavior vs Operant Behavior: How to Tell Them Apart in Real Life and on the Exam By BCBA Mock Exam Introduction Respondent and operant behavior show up all over the BCBA® exam—often in the same question. You’re expected to: Know the definition of each Recognize them in real-life style scenarios Understand how consequences relate
Respondent Conditioning (Classical Conditioning): Key Terms, Examples, and Common BCBA® Question Types By BCBA Mock Exam Introduction Respondent (classical) conditioning doesn’t get as much attention as operant behavior in everyday ABA practice—but it still shows up on the BCBA® exam. Even if you don’t run Pavlov-style bell-and-salivation experiments, you’re expected to: Know the key terms
Variable Dependency and Experimental Control: Understanding IV, DV, and Confounds for the BCBA® Exam By BCBA Mock Exam Introduction Independent variables (IVs), dependent variables (DVs), and confounding variables show up all over the BCBA® exam—especially in questions about experimental design, graphs, and functional relations. But the exam doesn’t just ask you to define terms. It
Independent and Dependent Variables in ABA: Simple Definitions, Graph Examples, and BCBA® Exam Tips By BCBA Mock Exam Introduction You don’t pass the BCBA® exam just by memorizing definitions. You also need to quickly recognize what is being manipulated and what is being measured in a scenario or graph. In experimental design language, those are
How to Turn ABA Concepts into Exam Points: A Study Framework Using Mock Exams and Task List Terms By BCBA Mock Exam Introduction You don’t pass the BCBA® exam just by “knowing ABA.” You pass when you turn ABA concepts into exam points on specific questions. That means: Connecting what you study to Task List
Ethics in ABA Practice: Applying the Code to Real Scenarios and BCBA® Exam Questions By BCBA Mock Exam Introduction Ethics is more than a separate section of the BCBA® exam—it’s woven into almost every question. The exam doesn’t just test whether you can recite parts of the Ethics Code. Instead, it wants to know whether
Ethics in ABA Practice: Applying the Code to Real Scenarios and BCBA® Exam Questions Read More »
Reversal design in ABA is a single-case experimental design that measures behavior during baseline, introduces an intervention, and withdraws or reverses it to test whether behavior changes back. ABA and ABAB patterns let the participant serve as their own comparison. It can demonstrate experimental control when behavior should change with treatment and safely return when
Treatment Integrity and Social Validity: Subtle but Important Topics on the BCBA® Exam By BCBA Mock Exam Introduction Treatment integrity and social validity might feel like “side topics” compared to functions of behavior or measurement—but they show up on the BCBA® exam more often than many candidates expect. The exam wants you to think like
Treatment Integrity and Social Validity: Subtle but Important Topics on the BCBA® Exam Read More »
