Titlebook: Computerized Adaptive and Multistage Testing with R; Using Packages catR David Magis,Duanli Yan,Alina A. von Davier Book 2017 Springer Int

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978-3-319-88735-7Springer International Publishing AG 2017

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Computerized Adaptive and Multistage Testing with R978-3-319-69218-0Series ISSN 2197-5736 Series E-ISSN 2197-5744

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Alternatives for the frailty model, scoring and equating, content balance, item exposure and security. We also provide a summary of the IRT-based item selection process with a list of the commonly used item selection methods, as well as a brief outline of the tree-based adaptive testing.

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Extensions of the frailty model,d most important R functions are explained and illustrated. Focus is put on detailing the input arguments and output values of the main functions, as well as the relationships between them and their accurate use in adaptive and non-adaptive contexts.

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The semiparametric frailty model,actical illustrations of . using two real item banks, one for dichotomously scored items and one for polytomously scored items. After a brief description of both item banks, several examples are displayed with the same organization.