Literaturnachweis - Detailanzeige
Autor/inn/en | Humphreys, Lloyd G.; Drasgow, Fritz |
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Titel | Some Comments on the Relation between Reliability and Statistical Power. |
Quelle | In: Applied Psychological Measurement, 13 (1989) 4, S.419-25 |
Sprache | englisch |
Dokumenttyp | gedruckt; Zeitschriftenaufsatz |
Schlagwörter | Stellungnahme; Goodness of Fit; Mathematical Models; Power (Statistics); Psychometrics; Test Reliability |
Abstract | Issues arising from difference scores with zero reliability that nevertheless allow a powerful test of change are discussed. Issues include the appropriateness of underlying statistical models for psychological data and the relationship between difference scores and power. Increases in reliability always increase power for a fixed effect size. (TJH) |
Erfasst von | ERIC (Education Resources Information Center), Washington, DC |