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| Error Patterns | 1 |
| Mental Retardation | 1 |
| Meta Analysis | 1 |
| Research Methodology | 1 |
| Research Reports | 1 |
| Statistical Analysis | 1 |
| Statistical Bias | 1 |
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| American Journal on Mental… | 1 |
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| Ottenbacher, Kenneth J. | 1 |
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| Information Analyses | 1 |
| Journal Articles | 1 |
| Reports - Evaluative | 1 |
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Ottenbacher, Kenneth J. – American Journal on Mental Retardation, 1991
An analysis of 41 recently published articles in the "American Journal on Mental Retardation" and the "Journal of Mental Deficiency Research" found a higher than expected probability of Type I research errors, suggesting that approximately 20 percent of the statistically significant results may be erroneous. (DB)
Descriptors: Error Patterns, Mental Retardation, Meta Analysis, Research Methodology
