项目反应理论(Item Response Theory IRT)是近20年来发展起来的一种比较完善的应用于心理与教育测试的理论,本文介绍了该理论并分析了该理论对在考试系统设计中的指导作用,就其理论模型中各个参数的估计在各级考试系统中的应用策略...项目反应理论(Item Response Theory IRT)是近20年来发展起来的一种比较完善的应用于心理与教育测试的理论,本文介绍了该理论并分析了该理论对在考试系统设计中的指导作用,就其理论模型中各个参数的估计在各级考试系统中的应用策略提出了见解。展开更多
This paper, on the basis of the author realizing the skill evaluation system based on real environment, discusses several commonly used parameter estimation methods based on item response theory ( IRT ) and analyzes...This paper, on the basis of the author realizing the skill evaluation system based on real environment, discusses several commonly used parameter estimation methods based on item response theory ( IRT ) and analyzes the advantages and disadvantages of each estimation method and their respective application fields. Also, it expounds the research theory and design process of skill adaptive evaluation system based on real environment and the innovation of the system.展开更多
文摘This paper, on the basis of the author realizing the skill evaluation system based on real environment, discusses several commonly used parameter estimation methods based on item response theory ( IRT ) and analyzes the advantages and disadvantages of each estimation method and their respective application fields. Also, it expounds the research theory and design process of skill adaptive evaluation system based on real environment and the innovation of the system.