Diagnostic Assessment of Troubleshooting Skill in an Intelligent Tutoring System [report]

Drew H. Gitomer, Linda S. Steinberg, Robert J. Mislevy
1994 unpublished
All intelligent tutoring systems (ITSs) are predicated on some form of student modeling to guide tutor behavior. Decisions based on inferences about what a student knows and does not know can affect the presentation and pacing of problems, quality of feedback and instruction, and determination of when a student has completed some set of tutorial objectives. In this paper, we describe a view of student modeling that, in the course of implementing principles of cognitive diagnosis, takes
more » ... of concepts and tools developed in the areas of probability-based reasoning, educational assessment, and psychometrics in an attempt to develop a generalizable framework for student modeling within intelligent tutoring systems. Student models in an ITS can fulfill at least three functions. First, given a set of instructional options, a student model provides information suggesting which of the available choices is most appropriate for an individual (Ohlsson, 1987) . ITS's,
doi:10.21236/ada280554 fatcat:2hwft63okjcl3bhcnx3pzbbyfy