Using an Additive Factor Model and Performance Factor Analysis to Assess Learning Gains in a Tutoring System to Help Adults with Reading Difficulties.
Genghu ShiPhilip I. Pavlik Jr.Arthur C. GraesserPublished in: EDM (2017)
Keyphrases
- factor analysis
- tutoring system
- learning gains
- intelligent tutoring systems
- independent component analysis
- student model
- cluster analysis
- discriminant analysis
- problem based learning
- regression analysis
- matrix factorization
- statistical tests
- significantly higher
- student learning
- principal component analysis
- pilot study