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The Impact of Sample Size and Various Other Factors on Estimation of Dichotomous Mixture IRT Models.

The purpose of this study was to examine the effects of different data conditions on item parameter recovery and classification accuracy of three dichotomous mixture item response theory (IRT) models: the Mix1PL, Mix2PL, and Mix3PL. Manipulated factors in the simulation included the sample size (11...

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Published in:Educational & Psychological Measurement Vol. 83; no. 3; pp. 520 - 556
Main Authors: Sen, Sedat, Cohen, Allan S.
Format: Article
Published: Sage Publications Inc. Jun2023
Subjects:
Türkiye
Computer simulation
Psychometrics
Structural equation modeling
Computer adaptive testing
Sample size (Statistics)
Descriptive statistics
Statistical models
Online Access:View this record in EBSCOhost

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