Porovnať metódy
Prezrite si vybrané metódy vedľa seba; riadky, ktoré sa líšia, sú zvýraznené.
| Skrátená Cronbachova alfa× | Vývoj skrátených verzií dotazníkov× | |
|---|---|---|
| Odbor | Psychometria | Psychometria |
| Rodina | Latent structure | Latent structure |
| Rok vzniku≠ | 1951 (alpha); short-form practice codified 1980s–2000s | 1990s–2000s |
| Tvorca≠ | L. J. Cronbach (alpha); short-form application formalized across scale-abbreviation literature | Multiple contributors; foundational critique by Smith, McCarthy & Anderson (2000); practical guidance by Stanton et al. (2002) |
| Typ≠ | Internal consistency reliability coefficient | Scale development methodology |
| Pôvodný zdroj≠ | Smith, G. T., McCarthy, D. M. & Anderson, K. G. (2000). On the sins of short-form development. Psychological Assessment, 12(1), 102–111. DOI ↗ | Stanton, J. M., Sinar, E. F., Balzer, W. K., & Smith, P. C. (2002). Issues and strategies for reducing the length of self-report scales. Personnel Psychology, 55(1), 167–194. DOI ↗ |
| Ďalšie názvy | abbreviated scale alpha, brief scale internal consistency, short-scale Cronbach's alpha, reduced-item alpha | scale abbreviation, abbreviated scale development, short-scale construction, item reduction methodology |
| Príbuzné≠ | 4 | 5 |
| Zhrnutie≠ | Short-form Cronbach's alpha quantifies the internal consistency reliability of an abbreviated version of a psychological scale. It applies Cronbach's alpha formula to a reduced item set, verifying that the shortened instrument retains sufficient reliability to support valid score interpretation in research and applied contexts. | Short-form scale development is the systematic process of reducing a full-length psychological scale to a smaller subset of items while preserving the construct validity, reliability, and measurement properties of the original instrument. It is widely used when administration burden must be minimised without sacrificing psychometric quality. |
| ScholarGateDátová sada ↗ |
|
|