From Alpha to Omega: Estimation of Ordinal Reliability. A Practical Guide

filed under a- Edición 2022, Volumen 41, Nº 2.

Nicolás Vizioli, Alejandro Pagano Universidad de Buenos Aires, Buenos Aires, Argentina   Abstract The present study takes a tour of the concept of reliability as one of the fundamental psychometric properties in Classical Tests Theory. The concept and its different practical applications are developed to investigate the degree of reliability of a measuring instrument. Focusing… Read more »