On some properties of Cronbach's α coefficient for interval-valued data in questionnaires. - José García-García; María Ángeles Gil; María Asunción Lubiano (Adv. Data Anal. Classif., 2025)

Confidence intervals and one-sample-based hypothesis testing for Cronbach's α coefficient for interval-valued data. - José García-García; María Asunción Lubiano (Stat. Comput., 2025)