Confronta i metodi
Esamina i metodi selezionati fianco a fianco; le righe che differiscono sono evidenziate.
| Attendibilità Test-Retest Ordinale× | Analisi di Affidabilità Ordinale× | |
|---|---|---|
| Campo | Psicometria | Psicometria |
| Famiglia | Latent structure | Latent structure |
| Anno di origine≠ | 1904–1979 | 2007 |
| Ideatore≠ | Multiple contributors (Spearman, Cohen, Shrout & Fleiss) | Bruno D. Zumbo and colleagues |
| Tipo≠ | Reliability / temporal stability | Internal consistency reliability estimation |
| Fonte seminale≠ | Shrout, P. E., & Fleiss, J. L. (1979). Intraclass correlations: Uses in assessing rater reliability. Psychological Bulletin, 86(2), 420–428. DOI ↗ | Zumbo, B. D., Gadermann, A. M. & Zeisser, C. (2007). Ordinal versions of coefficients alpha and theta as measures of internal consistency for Likert rating scales. Journal of Modern Applied Statistical Methods, 6(1), 21–29. DOI ↗ |
| Alias | rank-based test-retest reliability, ordinal temporal consistency, Spearman test-retest reliability, weighted kappa test-retest | ordinal alpha, polychoric reliability, reliability for ordinal scales, ORA |
| Correlati≠ | 2 | 5 |
| Sintesi≠ | Ordinal test-retest reliability quantifies how consistently an ordinal measurement instrument — such as a Likert-scale questionnaire or a rating tool — ranks or scores the same participants across two separate administrations separated by a stable interval, using correlation and agreement statistics suited to ordered categorical data. | Ordinal reliability analysis estimates the internal consistency of scales whose items are measured on ordered-category (Likert-type) response formats. By basing computations on polychoric correlations rather than Pearson correlations, it corrects for the attenuation that standard Cronbach's alpha produces when responses are discrete and non-normal. |
| ScholarGateInsieme di dati ↗ |
|
|