Descriptor
Source
Publication Type
| Numerical/Quantitative Data | 1 |
| Reports - Research | 1 |
| Speeches/Meeting Papers | 1 |
Education Level
Audience
| Researchers | 1 |
Location
Laws, Policies, & Programs
Assessments and Surveys
What Works Clearinghouse Rating
Muraki, Eiji; Engelhard, George, Jr. – 1985
Recent developments in dichotomous factor analysis based on multidimensional item response models (Bock and Aitkin, 1981; Muthen, 1978) provide an effective method for exploring the dimensionality of questionnaire items. Implemented in the TESTFACT program, this "full information" item factor analysis accounts not only for the pairwise…
Descriptors: Elementary Education, Estimation (Mathematics), Factor Analysis, Item Analysis


