Descriptor
| Ability | 1 |
| Experimental Groups | 1 |
| Item Bias | 1 |
| Reference Groups | 1 |
| Sample Size | 1 |
| Scores | 1 |
| Simulation | 1 |
| Statistical Studies | 1 |
| Test Items | 1 |
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| Journal of Educational… | 1 |
Author
| Clauser, Brian | 1 |
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| Journal Articles | 1 |
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Peer reviewedClauser, Brian; And Others – Journal of Educational Measurement, 1994
The effect of reducing the number of score groups in the matching criterion of the Mantel-Haenszel procedure when screening for differential item functioning was investigated with a simulated data set. Results suggest that more than modest reductions cannot be recommended when ability distributions of reference and focal groups differ. (SLD)
Descriptors: Ability, Experimental Groups, Item Bias, Reference Groups
