Descriptor
| Analysis of Covariance | 1 |
| Nonparametric Statistics | 1 |
| Pretesting | 1 |
| Pretests Posttests | 1 |
| Research Problems | 1 |
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Peer reviewedBurnett, Thomas D.; Barr, Donald R. – Educational and Psychological Measurement, 1977
A nonparametric test of the hypothesis of no treatment effect is suggested for a situation where measures of the severity of the condition treated can be obtained and ranked both pre- and post-treatment. The test allows the pre-treatment rank to be used as a concomitant variable. (Author/JKS)
Descriptors: Analysis of Covariance, Nonparametric Statistics, Pretesting, Pretests Posttests
