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Forventes på lager: 01-12-2010
An observational study is an empiric investigation of the effects caused by a treatment, policy, or intervention in which it is not possible to assign subjects at random to treatment or control, as would be done in a controlled experiment.
| Forlag | Springer-Verlag New York Inc. |
| Forfatter | Paul R. Rosenbaum |
| Type | Bog |
| Format | Paperback / softback |
| Sprog | Engelsk |
| Udgave | Second Edition 2002 |
| Udgivelsesdato | 01-12-2010 |
| Første udgivelsesår | 2010 |
| Serie | Springer Series in Statistics |
| Illustrationer | 6 Illustrations, black and white |
| Originalsprog | United States |
| Sideantal | 377 |
| Indbinding | Paperback / softback |
| Forlag | Springer-Verlag New York Inc. |
| Sideoplysninger | 377 pages, 6 Illustrations, black and white |
| Mål | 231 x 158 x 22 |
| ISBN-13 / EAN-13 | 9781441931917 |