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Concept information

Preferred term

Cronbach's alpha  

Definition(s)

  • Cronbach's alpha is one type of INTERNAL RELIABILITY estimate used to assess the consistency of responses on a composite measure that contains more than one component (i.e., items, raters). Alpha coefficient, the most widely used reliability estimate, was first introduced by the late Lee J. Cronbach in 1951. [Source: The SAGE Encyclopedia of Social Science Research Methods; Cronbach's Alpha]

Belongs to group

URI

http://data.loterre.fr/ark:/67375/N9J-XVS7ZRQV-H

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