Ability parameter recovery of a computerized adaptive test based on rasch testlet models
The purpose of this study was to investigate the effects of various testlet characteristics in terms of an ability parameter recovery under the modality of computerized adaptive test (CAT). Given the popularity of using CATs and the high frequency of emerging testlets into exams as either mixed form...
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| Format: | Others |
| Language: | English |
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University of Iowa
2017
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| Online Access: | https://ir.uiowa.edu/etd/5977 https://ir.uiowa.edu/cgi/viewcontent.cgi?article=7458&context=etd |