Based on the item response theory, computerized adaptive testing (CAT) is the product of the needs of The Times.
基于项目反应理论的计算机化自适应考试(CAT)就是符合时代需要的产物。
The test information is an important concept in the Item Response Theory. It could be used to predict and evaluate the quality of one test.
测验信息量是项目反应理论中的一个重要概念，它可以用来预测和评价一个测验的误差大小。
IRT true score equating and IRT observed score equating in common-item non-equivalent group design based on the item response theory were compared.
研究采用锚测验非等组设计，对IRT真分数等值和IRT观察分数等值两种方法进行了比较研究。
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