Publication Date
| In 2025 | 0 |
| Since 2024 | 0 |
| Since 2021 (last 5 years) | 0 |
| Since 2016 (last 10 years) | 0 |
| Since 2006 (last 20 years) | 1 |
Descriptor
| Cognitive Processes | 1 |
| Diagnostic Tests | 1 |
| Feasibility Studies | 1 |
| Item Response Theory | 1 |
| Mathematical Models | 1 |
| Matrices | 1 |
| Simulation | 1 |
| Statistical Data | 1 |
| Test Items | 1 |
Source
| ProQuest LLC | 1 |
Author
| Xiang, Rui | 1 |
Publication Type
| Dissertations/Theses -… | 1 |
Education Level
Audience
Location
Laws, Policies, & Programs
Assessments and Surveys
What Works Clearinghouse Rating
Direct linkXiang, Rui – ProQuest LLC, 2013
A key issue of cognitive diagnostic models (CDMs) is the correct identification of Q-matrix which indicates the relationship between attributes and test items. Previous CDMs typically assumed a known Q-matrix provided by domain experts such as those who developed the questions. However, misspecifications of Q-matrix had been discovered in the past…
Descriptors: Diagnostic Tests, Cognitive Processes, Matrices, Test Items
