This shows you the differences between two versions of the page.
Both sides previous revision Previous revision Next revision | Previous revision Next revision Both sides next revision | ||
knowledge_assessment:q-matrix [2012/07/04 16:21] jpetrovic |
knowledge_assessment:q-matrix [2012/07/04 16:31] jpetrovic |
||
---|---|---|---|
Line 2: | Line 2: | ||
* "//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 | * 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 |