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Direct linkHuang, Sijia; Luo, Jinwen; Cai, Li – Educational and Psychological Measurement, 2023
Random item effects item response theory (IRT) models, which treat both person and item effects as random, have received much attention for more than a decade. The random item effects approach has several advantages in many practical settings. The present study introduced an explanatory multidimensional random item effects rating scale model. The…
Descriptors: Rating Scales, Item Response Theory, Models, Test Items
