Descriptor
| Effect Size | 1 |
| Estimation (Mathematics) | 1 |
| Meta Analysis | 1 |
| Models | 1 |
| Robustness (Statistics) | 1 |
| Sample Size | 1 |
| Selection | 1 |
| Simulation | 1 |
| Statistical Bias | 1 |
Source
| Journal of Educational and… | 1 |
Author
| Hedges, Larry V. | 1 |
| Vevea, Jack L. | 1 |
Publication Type
| Journal Articles | 1 |
| Reports - Evaluative | 1 |
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Peer reviewedHedges, Larry V.; Vevea, Jack L. – Journal of Educational and Behavioral Statistics, 1996
A selection model for meta-analysis is proposed that models the selection process and corrects for the consequences of selection by publication on estimates of the mean and variance of the effect parameters. Simulation studies show that the model substantially reduces bias when the model specification is correct. (SLD)
Descriptors: Effect Size, Estimation (Mathematics), Meta Analysis, Models
