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Alexander Robitzsch
Item response theory (IRT) models are frequently used to analyze multivariate categorical data from questionnaires or cognitive test data. In order to reduce the model complexity in item response models, regularized estimation is now widely applied, addi...
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Alexander Robitzsch
The local independence assumption is crucial for the consistent estimation of item parameters in item response theory models. This article explores a pairwise likelihood estimation approach for the two-parameter logistic (2PL) model that treats the local...
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Leonid Smidovych, Olesia Artiukh, Nataliia Kosenko
Pág. 19 - 27
The subject of this article is statistical models and methods for test items quality assessment, as well as processes and information support technologies for test results and test quality evaluating. The goal is to improve the quality of test items and ...
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Elspeth McKay
Information systems (IS) research is found in many diverse communities. This paper explores the human-dimension of human-computer interaction (HCI) to present IS-design practice in the light of courseware development. Assumptions are made that online cou...
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Alexandra Marinucci, Jake Kraska and Shane Costello
The twenty-first century has delivered technological advances that allow researchers to utilise social media to predict personal traits and psychological constructs. This article aims to further our understanding of the relationship between subjective we...
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Sandra Liliana Zafra Tristancho,José Joaquin Martinez Lozano,Mawency Vergel Ortega
Pág. 142 - 155
La investigación se encuentra enmarcada dentro del enfoque cuantitativo, se realizó con poblaciones de empresarios, estudiantes de educación media, egresados y representantes de clústeres de diferentes sectores de la región. El objetivo fundamental de la...
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Vanessa Rufino da Silva, Isolde Terezinha Santos Previdelli
Pág. 427 - 431
This study aimed to identify and produce through models of Item Response Theory (IRT) a socio-economic indicator based in the items observed in 2000 Census, following the methodology by Soares (2005). By the IRT Methodology, this indicator, as a latent v...
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Senturk, Deniz
Pág. 568 - 569
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David R. Bell, André Bonfrer, and Pradeep K. Chintagunta
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