From alpha to omega: a practical solution to the pervasive problem of internal consistency estimation.
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Summary
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.
- Type
- article
- Published
- 2014-08-01
- Cited by
- 3,225
- References
- 49
- Access
- Open access
- OpenAlex
- https://openalex.org/W2075004202
- Semantic Scholar
- https://api.semanticscholar.org/CorpusID:8265558
Keywords
Omega, Internal consistency, Psychology, Alpha (finance), Reliability (semiconductor)
References
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- Bootstrap confidence intervals
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- Coefficient Alpha: A Reliability Coefficient for the 21st Century?
- Analytic Estimation of Standard Error and Confidence Interval for Scale Reliability
- Scale Reliability, Cronbach's Coefficient Alpha, and Violations of Essential Tau-Equivalence with Fixed Congeneric Components.
- Coefficient alpha: Unnecessarily ambiguous; unduly ubiquitous
- Advancing Alpha: Measuring Reliability with Confidence
- Doctoral training in statistics, measurement, and methodology in psychology: replication and extension of Aiken, West, Sechrest, and Reno's (1990) survey of PhD programs in North America.
- TESTING DIFFERENCES BETWEEN RELIABILITY COEFFICIENTS1
- Test Theory: A Unified Treatment
- On robusiness of the normal-theory based asymptotic distributions of three reliability coefficient estimates
- Coefficients Alpha, Beta, Omega, and the glb: Comments on Sijtsma
- Coefficient Alpha and Composite Reliability With Interrelated Nonhomogeneous Items
- Graduate Training in Statistics, Methodology, and Measurement in Psychology: A Survey of PhD Programs in North America
- Estimating ω h for Structures Containing Two Group Factors: Perils and Prospects
- Postmodern society and the individual: The structural characteristics of postmodern society and how they shape who we think we are
- Commingled Samples: A Neglected Source of Bias in Reliability Analysis
- Reliability if deleted, not 'alpha if deleted': evaluation of scale reliability following component deletion.
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- Thanks coefficient alpha, we'll take it from here.
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- Comparison of the Original and Short Form Drinking Motives Questionnaire–Revised With High School and Underage College Student Drinkers
- The Impact of Enterprise Architecture on Business Performance
- The influence of trust on inter-organizational information sharing in logistic outsourcing relationships
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- THE SHORT GRIT SCALE: A DIMENSIONALITY ANALYSIS
- Climate Change and Buildings in Nigeria: A Search for Mitigation and Adaptation framework for Residential Design Guide.
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- Beyond single behaviour theory: Adding cross-behaviour cognitions to the health action process approach.
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