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| Estimation (Mathematics) | 1 |
| Patients | 1 |
| Personality Measures | 1 |
| Rating Scales | 1 |
| Statistical Distributions | 1 |
| Test Reliability | 1 |
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| Wagner, Edwin E. | 1 |
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Peer reviewedWagner, Edwin E.; And Others – Educational and Psychological Measurement, 1990
This study, using data for 200 psychiatric/chemical dependency patients, attempted to justify subscales of the Minnesota Multiphasic Personality Inventory (MMPI). Distributions of all possible split-half correlations for certain research scales of the MMPI revealed negative skewness resulting in spuriously lowered reliability estimates. The scales…
Descriptors: Estimation (Mathematics), Patients, Personality Measures, Rating Scales
