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AB设计 — AB单案例实验设计
AB设计是最简单的单案例实验设计，由两个连续阶段组成：一个基线阶段（A），在此阶段目标行为在没有干预的自然条件下被观察；随后是一个干预阶段（B），在此阶段引入治疗或操作。通过比较行为在两个阶段之间在水平、趋势或变异性方面的变化，来推断干预对个体参与者的影响。
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来源
- Sidman, M. (1960). Tactics of Scientific Research: Evaluating Experimental Data in Psychology. Basic Books. link ↗
- Baer, D. M., Wolf, M. M., & Risley, T. R. (1968). Some current dimensions of applied behavior analysis. Journal of Applied Behavior Analysis, 1(1), 91-97. DOI: 10.1901/jaba.1968.1-91 ↗
如何引用本页
ScholarGate. (2026, June 3). AB Single-Subject Experimental Design. ScholarGate. https://scholargate.app/zh/experimental-design/ab-design
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