Predicting State Test Scores Better with Intelligent Tutoring Systems: Developing Metrics to Measure Assistance Required.

Mingyu Feng Neil T. Heffernan Kenneth R. Koedinger Predicting State Test Scores Better with Intelligent Tutoring Systems: Developing Metrics to Measure Assistance Required. 31-40 2006 conf/its/2006 Intelligent Tutoring Systems http://dx.doi.org/10.1007/11774303_4 db/conf/its/its2006.html#FengHK06