From alpha to omega: a practical solution to the pervasive problem of internal consistency estimation.
From alpha to omega: a practical solution to the pervasive problem of internal consistency estimation.
Thomas J. Dunn,T. Baguley,V. Brunsden
2014 · DOI: 10.1111/bjop.12046
British Journal of Psychology · 3,004 Citations
TLDR
A brief review of the psychometric literature on coefficient alpha is presented, followed by a practical alternative in the form of coefficient omega, to facilitate the shift from alpha to omega.