Constraint Authoring System: An Empirical Evaluation

  title={Constraint Authoring System: An Empirical Evaluation},
  author={Pramuditha Suraweera and Antonija Mitrovic and Brent Martin},
Evaluation is an integral part of research that provides a true measure of effectiveness. This paper presents a study conducted to evaluate the effectiveness of CAS, a knowledge acquisition authoring system developed for generating the domain knowledge required for constraint-based tutoring systems with the assistance of a domain expert. The study involved a group of novice ITS authors composing domain models for adding two fractions. The results of the study showed that CAS was capable of… CONTINUE READING