Descriptor
| Class Average | 1 |
| Correlation | 1 |
| Educational Experiments | 1 |
| Group Norms | 1 |
| Measurement | 1 |
| Sampling | 1 |
| Standardized Tests | 1 |
| Statistical Analysis | 1 |
| Tables (Data) | 1 |
Source
| Journal of Educational… | 1 |
Author
| Feldt, Leonard S. | 1 |
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| Iowa Tests of Basic Skills | 1 |
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Peer reviewedFeldt, Leonard S. – Journal of Educational Measurement, 1973
This paper provides a guide to the minimum size of treatment groups, inferred from the relationships between pupil norms and norms for class averages of standardized achievement tests. (Editor)
Descriptors: Class Average, Correlation, Educational Experiments, Group Norms
