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knowledge_assessment:q-matrix [2012/07/04 16:05]
jpetrovic created
knowledge_assessment:q-matrix [2012/07/04 16:32]
jpetrovic
Line 1: Line 1:
 Q-matrix is a Q-matrix is a
    * "//​method,​ which examines the inputs of many students to automatically extract relationships between questions and underlying concepts, and then uses those relationships in diagnosing and correcting student misconceptions.//"​    * "//​method,​ which examines the inputs of many students to automatically extract relationships between questions and underlying concepts, and then uses those relationships in diagnosing and correcting student misconceptions.//"​
 +   * domain-independent knowledge model
 +   * originally a binary matrix showing the relationship between test items and latent or underlying attributes, or concepts
 +   * To build the q-matrix, experts constructed a relationship between test questions and concepts (referred to as attributes) and students taking the test were assigned knowledge states based on their test answers and the constructed q-matrix ((see Ham85 for a discussion of item-response theory))
knowledge_assessment/q-matrix.txt ยท Last modified: 2023/06/19 18:03 (external edit)