On the Equivalence of Unidimensional Item Response Theory and Cognitive Diagnosis Models
Jimmy DE LA TORRE · Proceedings of the 2019 AERA Annual Meeting · 2019
Educational assessments developed using item response theory framework have been retrofitted with cognitive diagnosis models to obtain more diagnostic feedback.However, it remains unclear how these two disparate frameworks can be simultaneously used to analyze the same assessment data.This paper proposes a unifying framework for such applications.