Descriptor
| Analysis of Covariance | 1 |
| Computer Programs | 1 |
| Correlation | 1 |
| Item Analysis | 1 |
| Matrices | 1 |
| Test Reliability | 1 |
Author
| Morris, John D. | 1 |
Publication Type
| Journal Articles | 1 |
| Reports - Descriptive | 1 |
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Peer reviewedMorris, John D. – Educational and Psychological Measurement, 1979
A computer program which creates and stores a cumulative item covariance matrix upon each administration of an instrument is described. Use of this program would facilitate keeping a constant log on reliability in situations in which the test is administered to different groups over a period of time. (Author/JKS)
Descriptors: Analysis of Covariance, Computer Programs, Correlation, Item Analysis
