The Impact of Missing Data on Parameter Estimation: Three Examples in Computerized Adaptive Testing.

In computerized adaptive testing (CAT), examinees see items targeted to their ability level. Postoperational data have a high degree of missing information relative to designs where everyone answers all questions. Item responses are observed over a restricted range of abilities, reducing item-total...

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Bibliographic Details
Published in:	Educational & Psychological Measurement Vol. 85; no. 3; pp. 617 - 636
Main Authors:	Liu, Xiaowen, Loken, Eric
Format:	Article
Published:	Sage Publications Inc. Jun2025
Subjects:	Parameters (Statistics) Computer adaptive testing Statistical models Scientific errors Research funding Data analysis High performance computing Probability theory Research methodology evaluation Descriptive statistics Mathematical statistics Simulation methods in education Content mining Statistics Research methodology
Online Access:	View this record in EBSCOhost