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Use Omega Rather than Cronbach’s Alpha for Estimating Reliability. But…
Communication Methods and Measures, 2020Cronbach’s alpha (α) is a widely-used measure of reliability used to quantify the amount of random measurement error that exists in a sum score or average generated by a multi-item measurement scale.
Andrew F Hayes
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Clarity on Cronbach’s Alpha Use
, 2021The Cronbach’s alpha (α) statistic is regularly reported in science education studies. However, recent reviews have noted that it is not well-understood.
Jack Barbera +3 more
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, 1994 Just how reliable is your internal reliability? An overview of Cronbach’s alpha (α)
PsyPag Quarterly, 2020Cronbach’s alpha (α) is the most widely used statistic denoting a scale’s internal reliability. Higher internal reliability is associated with greater confidence in the scale and the associated conclusions made from the results. Cronbach’s alpha is often
Olly Robertson, Michael Scott Evans
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An Aberrant Abundance of Cronbach’s Alpha Values at .70
Advances in Methods and Practices in Psychological ScienceCronbach’s α is the most widely reported metric of the reliability of psychological measures. Decisions about an observed α’s adequacy are often made using rule-of-thumb thresholds, such as α of at least .70.
Ian Hussey +4 more
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Neither Cronbach’s Alpha nor McDonald’s Omega: A Commentary on Sijtsma and Pfadt
Psychometrika, 2021Eunseong Cho
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