Descriptor
| Analysis of Variance | 1 |
| Comparative Analysis | 1 |
| Computer Software | 1 |
| Matrices | 1 |
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| Krus, David J. | 1 |
| Wilkinson, Sue Marie | 1 |
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| Journal Articles | 1 |
| Reports - Research | 1 |
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Peer reviewedKrus, David J.; Wilkinson, Sue Marie – Educational and Psychological Measurement, 1986
Matrix differencing of data vectors is introduced as a method for computing test variance and is compared to traditional analysis of variance. Applications for computer assisted instruction, provided by supplemental computer software, are also described. (Author/GDC)
Descriptors: Analysis of Variance, Comparative Analysis, Computer Software, Matrices
