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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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Alexander Robitzsch
Missing item responses are frequently found in educational large-scale assessment studies. In this article, the Mislevy-Wu item response model is applied for handling nonignorable missing item responses. This model allows that the missingness of an item ...
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Muhammad Alfian, Umi Laili Yuhana, Eric Pardede and Akbar Noto Ponco Bimantoro
Assessment is one benchmark in measuring students? abilities. However, assessment results cannot necessarily be trusted, because students sometimes cheat or even guess in answering the questions. Therefore, to obtain valid results, it is necessary to sep...
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Antonieta Hamann, Martin Hernani-Merino, Enver Gerald Tarazona Vargas
Pág. 2 - 22
The present study?s aim is to design, construct and validate an instrument that allows for the measurement of the dimensions for short break tourist destination. The instrument was comprised of 29 items that were applied to 400 university students from d...
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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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Rizwan Qaisar Danish,Shahid Hafeez,Hafiz Fawad Ali,Ahmad Muneeb Mehta,Muhammad Bilal Ahmad,Muhammad Ali
Pág. 25 - 30
Ethical leadership in the field of organizational behavior and management has emerged as a significant area of interest in the recent leadership literature. There are, however, few studies that empirically examine the impact of ethical leadership through...
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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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Farinaz Havaei and V. Susan Dahinten
The main purpose of this paper is to examine the psychometric properties of the original five-point CWEQ II using Item Response Theory (IRT) methods, followed by an examination of the revised three-point CWEQ II. (1) Background: The psychometric properti...
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