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PROC IRT: A SAS Procedure for Item Response Theory [PDF]

open access: yesApplied Psychological Measurement, 2017
This article reviews the procedure for item response theory (PROC IRT) procedure in SAS/STAT 14.1 to conduct item response theory (IRT) analyses of dichotomous and polytomous datasets that are unidimensional or multidimensional. The review provides an overview of available features, including models, estimation procedures, interfacing, input, and ...
Insu Paek
exaly   +2 more sources
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Modeling Nonignorable Missing Data With Item Response Theory (IRT) [PDF]

open access: yesETS Research Report Series, 2010
ABSTRACTLarge‐scale educational surveys are low‐stakes assessments of educational outcomes conducted using nationally representative samples. In these surveys, students do not receive individual scores, and the outcome of the assessment is inconsequential for respondents.
Norman Rose   +2 more
exaly   +2 more sources

Applying Item Response Theory (IRT) Modeling to Questionnaire Development, Evaluation, and Refinement

Quality of Life Research, 2007
Health outcomes researchers are increasingly applying Item Response Theory (IRT) methods to questionnaire development, evaluation, and refinement efforts.To provide a brief overview of IRT, to review some of the critical issues associated with IRT applications, and to demonstrate the basic features of IRT with an example.Example data come from 6,504 ...
Maria Orlando Edelen, Bryce Reeve
exaly   +3 more sources

Assessing the Item Response Theory With Covariate (IRT-C) Procedure for Ascertaining Differential Item Functioning

International Journal of Testing, 2013
We evaluate the item response theory with covariates (IRT-C) procedure for assessing differential item functioning (DIF) without preknowledge of anchor items (Tay, Newman, & Vermunt, 2011). This procedure begins with a fully constrained baseline model, and candidate items are tested for uniform and/or nonuniform DIF using the Wald statistic ...
Jeroen K. Vermunt, Louis Tay, Chun Wang
exaly   +2 more sources

Einführung in die Item-Response-Theorie (IRT)

2020
In diesem Kapitel erfolgt eine Einfuhrung in die Item-Response-Theorie (IRT). Die grundlegende testtheoretische Idee der IRT besteht darin, die Wahrscheinlichkeit eines gezeigten Antwortverhaltens („Response“) einer Person bei einem Item (z. B. das Bejahen/Nichtbejahen einer Aussage in einem Einstellungstest bzw.
Augustin Kelava, Helfried Moosbrugger
openaire   +1 more source

The Psychometric Properties of the “Reading the Mind in the Eyes” Test: An Item Response Theory (IRT) Analysis

Cognitive Neuropsychiatry, 2017
The "Reading the Mind in the Eyes" Test (hereafter: Eyes Test) is considered an advanced task of the Theory of Mind aimed at assessing the performance of the participant in perspective-takingthat is, the ability to sense or understand other people's cognitive and emotional states.
Antonio Preti   +2 more
exaly   +5 more sources

Überblick über Modelle der Item-Response-Theorie (IRT)

2020
Dieses Kapitel widmet sich dem Uberblick uber einige exemplarische Modelle (vor allem bei polytomen, d. h. mehrkategorialen Itemantworten), die haufig Anwendung finden. Ziel dieses Kapitels ist es aufzuzeigen, dass die vorgestellten Modelle eine gewisse Verwandtschaft zueinander aufweisen und sich durch eine bestimmte Parametrisierung, d. h.
Kelava, Augustin   +2 more
openaire   +1 more source

Using the Item Response Theory (IRT) for Educational Evaluation Through Games

International Journal of Information and Communication Technology Education, 2013
This article shows the application of Item Response Theory (IRT) for educational evaluation using games. The article proposes a computational model to create user profiles, called Psychometric Profile Generator (PPG). PPG uses the IRT mathematical model for exploring the levels of skills and behaviors in the form of items and/or stimuli.
Marcelo Henrique Euzébio Batista   +3 more
openaire   +2 more sources

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