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Two-Phase Content-Balancing CD-CAT Online Item Calibration
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Jing Huang; Yuxiao Zhang; Jason W. Morphew; Jayson M. Nissen; Ben Van Dusen; Hua Hua Chang – Journal of Educational Measurement, 2025
Online calibration estimates new item parameters alongside previously calibrated items, supporting efficient item replenishment. However, most existing online calibration procedures for Cognitive Diagnostic Computerized Adaptive Testing (CD-CAT) lack mechanisms to ensure content balance during live testing. This limitation can lead to uneven…
Descriptors: Adaptive Testing, Computer Assisted Testing, Cognitive Measurement, Test Items