Journal article
Variability of Coefficient Alpha: An Empirical Investigation of the Scales of Psychological Wellbeing
Abstract
Using reliability generalization analysis, the purpose of this study was to characterize the average score reliability, the variability of the score reliability estimates, and explore possible characteristics (e.g., sample size) that influence the reliability of scores across studies using the Scales of Psychological Wellbeing (PWB; Ryff, 1989 , 2014 ). Published studies were included in this investigation if they appeared in a peer-reviewed …
Authors
Crouch MK; Mack DE; Wilson PM; Kwan MYW
Journal
Review of General Psychology, Vol. 21, No. 3, pp. 255–268
Publisher
SAGE Publications
Publication Date
September 2017
DOI
10.1037/gpr0000112
ISSN
1089-2680