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A Feedback Control Strategy for Enhancing Item Selection Efficiency in Computerized Adaptive Testing
Direct linkWeissman, Alexander – Applied Psychological Measurement, 2006
A computerized adaptive test (CAT) may be modeled as a closed-loop system, where item selection is influenced by trait level ([theta]) estimation and vice versa. When discrepancies exist between an examinee's estimated and true [theta] levels, nonoptimal item selection is a likely result. Nevertheless, examinee response behavior consistent with…
Descriptors: Item Response Theory, Feedback, Adaptive Testing, Computer Assisted Testing
Peer reviewedPrestwood, Stephen J. – Applied Psychological Measurement, 1979
Undergraduate students were administered one of three conventional or one of three stratified adaptive vocabulary tests with or without knowledge of results. Results indicated that knowledge of results and test difficulty affected performance. (Author/JKS)
Descriptors: Academic Ability, Adaptive Testing, Computer Assisted Testing, Computers
