Descriptor
| Comparative Analysis | 1 |
| Equations (Mathematics) | 1 |
| Factor Analysis | 1 |
| Item Response Theory | 1 |
| Mathematical Models | 1 |
Source
| Psychometrika | 1 |
Author
| Haertel, Edward H. | 1 |
Publication Type
| Journal Articles | 1 |
| Reports - Evaluative | 1 |
Education Level
Audience
Location
Laws, Policies, & Programs
Assessments and Surveys
| Law School Admission Test | 1 |
What Works Clearinghouse Rating
Peer reviewedHaertel, Edward H. – Psychometrika, 1990
Relations between latent trait and latent class models for item response data are examined. Conditions are given for two-latent class and two-parameter normal ogive models to agree, and relations between their item parameters are presented. Results are illustrated with data from the Law School Admission Test. (SLD)
Descriptors: Comparative Analysis, Equations (Mathematics), Factor Analysis, Item Response Theory
