What are some citations to use for Cronbach’s Alpha? Green, S.B., Lissitz, R.W., and Mulaik, S.A.(1977) Limitations of coefficient alpha as an index of test unidimensionality. Educational and Psychological Measurement, 37, 827-838. Hattie, J. (1985) Methodology Review: Assessing unidimensionality of tests and items. Applied Psychological measurement, 9, 2, 139-164. Feldt, L.S., Woodruffe, D.J., and Salih, […]
arnold on Oct 17, 2008
Lets Start With Some Definitions: Cronbach’s Alpha is mathematically equivalent to the average of all possible split-half estimates, although that’s not how we compute it (socialresearchmethods.net). Cronbach’s alpha will generally increase when the correlations between the items increase. For this reason the coefficient is also called the internal consistency or the internal consistency reliability of […]
arnold on Oct 05, 2008