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A taxonomy of item response models

Psychometrika, 1986
A number of models for categorical item response data have been proposed in recent years. The models appear to be quite different. However, they may usefully be organized as members of only three distinct classes, within which the models are distinguished only by assumptions and constraints on their parameters.
David Thissen, Lynne Steinberg
exaly   +2 more sources

Assessing item‐feature effects with item response tree models

British Journal of Mathematical and Statistical Psychology, 2019
Recent applications of item response tree models demonstrate that this model class is well suited to detect midpoint and extremity response style effects in both attitudinal and personality measurements. This paper proposes an extension of this approach that goes beyond measuring response styles and allows us to examine item‐feature effects.
Ulf Bockenholt
exaly   +3 more sources

Polytomous Item Response Theory Models

open access: yes, 2006
Polytomous Item Response Theory Models provides a unified, comprehensive introduction to the range of polytomous models available within item response theory (IRT). It begins by outlining the primary structural distinction between the two major types of polytomous IRT models.
Ostini, Remo, Nering, Michael
openaire   +5 more sources

An Item Response Model with Internal Restrictions on Item Difficulty

Psychometrika, 1998
An IRT model based on the Rasch model is proposed for composite tasks, that is, tasks that are decomposed into subtasks of different kinds. There is one subtask for each component that is discerned in the composite tasks. A component is a generic kind of subtask of which the subtasks resulting from the decomposition are specific instantiations with ...
Butter, R., de Boeck, P., Verhelst, N.D.
openaire   +2 more sources

Item Response Models

1985
The purpose of this chapter is to introduce a wide array of mathematical models that have been used in the analysis of educational and psychological test data. Each model consists of (1) an equation linking (observable) examinee item performance and a latent (unobservable) ability and (2) several of the assumptions described in chapter 2 plus others ...
Ronald K. Hambleton   +1 more
openaire   +1 more source

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