Modeling Item Responses When Different Subjects Employ Different Solution Strategies IRT
- Author(s):
- Mislevy, Robert J.; Verhelst, Norman
- Publication Year:
- 1990
- Source:
- Psychometrika, v55 n2 p195-215, Jun 1990
- Document Type:
- Article
- Page Count:
- 21
- Subject/Key Words:
- Item Response Theory (IRT), Differential Strategies, EM Algorithm, Linear Logistic Test Model, Mixture Models