Latent structureScale / measurement
计算机化自适应测验项目功能差异 (CAT-DIF)
CAT-DIF 用于识别计算机化自适应测验中,在控制了总体能力后,在不同人口统计学或群体亚群中表现出差异的项目。由于自适应算法根据受测者估计的熟练度非随机地选择项目,因此标准的 DIF 检测方法需要进行调整才能在此情境下有效应用。
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来源
- Zwick, R., Thayer, D. T., & Mazzeo, J. (1997). Describing and categorizing DIF in polytomous items. Journal of Educational Measurement, 34(4), 261–285. DOI: 10.1002/j.2333-8504.1997.tb01726.x ↗
- Wainer, H. (Ed.). (2000). Computerized Adaptive Testing: A Primer (2nd ed.). Lawrence Erlbaum Associates. ISBN: 978-0805835113
如何引用本页
ScholarGate. (2026, June 3). Computerized Adaptive Test Differential Item Functioning. ScholarGate. https://scholargate.app/zh/psychometrics/computerized-adaptive-test-differential-item-functioning
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