Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 7 of 7 for “"Rasch models"”.
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Extended many-facet Rasch models: Accounting for rater effects in automated essay scoring systems
… Previous research has developed many-facet Rasch models (MFRMs) that can model and account for rater severity; however, systemic rater behaviours are often non-uniform across scales and assessment criteria. I argue that models that can capture such behaviours are indicated in order to …
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Loglinear Models as Item Response Models
… item response data, item response theory (IRT) models treat the discrete responses to the items as driven by underlying continuous latent traits, and consider the form of conditional probability of the response to each item given the latent traits. In a similar fashion, log-linear models …
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Dichotomous and polytomous item response model estimation using the marginal maximum likelihood and the EM algorithm
… by one of the various dichotomous Item Response Models, namely the Rasch Model (Rasch, 1961), the Two-Parameter Logistic Model (Birnbaum, 1968) and the Three-Parameter Logistic Model (Birnbaum, 1968). The assumptions underlying these models, as well as the concepts of Item and Test fuformation …
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Three Essays Examining Household Energy Demand and Behavior
… akin to the well-known concept of food security. Rasch models and household responses to energy security questions in the 2005 Residential Energy Consumption Survey are used to generate an energy insecurity index that is consistent with those found in the food insecurity literature. Participating …
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Computer-assisted approaches to the collection of quality of life data in oncology
… then developed and conducted using Factor and Rasch analyses on a series of standard questionnaires, namely the HADS, the EORTC QLQ-C30, and the FACT-G, in order to assess their structure and the performance of each item. The results from HADS scale demonstrated a two-factor …