When might Cronbach's alpha not be appropriate?

Dec 30, 2020 ... This commentary provides additional clarity regarding the language used when describing and interpreting alpha and other estimates of reliability. Coefficient alpha reliability, sometimes called Cronbach's alpha, is a statistical index that is used to evaluate the internal consistency or reliability of an ... Internal reliability was reported using both Cronbach's alpha and ordinal alpha. The DASS-21 and EPDS ability to discriminate cases from non-cases was ... M. Tavakol and R. Dennick, “Making Sense of Cronbach's Alpha,” International Journal of Medical Education, Vol. 2, 2003, pp. Sep 11, 2010 ... Cronbachs Alpha (CA) tends to be underestimated in a PLS model. Therefore you should rely more on the AVE and composite reliability values. Reliability statistics (Cronbach's alpha) based on the pilot test data from 60 community pharmacies and 496 staff are provided for the composites. 1 ... That means that the Cronbach's alpha of this scale would drop from .741 to .690 if you got rid of that item. Because a higher alpha indicates more reliability, ... Cronbach's alpha (Cronbach 1951) assesses the reliability of a summative rating (Likert 1932) scale composed of the variables (called items) specified. The set ... Cronbach's Alpha is a measure of the internal consistency of a scale. Reliability indicates how reliably or accurately a questionnaire or test measures a true ... Cronbach's alpha is a statistical measure used to assess the reliability or internal consistency of a scale or survey questions.