Descriptor
| Computer Programs | 1 |
| Groups | 1 |
| Heterogeneous Grouping | 1 |
| Item Analysis | 1 |
| Nonparametric Statistics | 1 |
| Questionnaires | 1 |
| Response Style (Tests) | 1 |
| Sampling | 1 |
Author
| Rafacz, Bernard A. | 1 |
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Peer reviewedRafacz, Bernard A. – Educational and Psychological Measurement, 1975
Descriptors: Computer Programs, Groups, Heterogeneous Grouping, Item Analysis
