In my previous blog post, I noted that reliability and validity are two essential properties of psychological measurement. Measures of intelligence, personality, vocational interests, and so forth ...

The validity of two lifestyle typologies, SRI's Values and Lifestyles system and the Lastovicka et al. Drinking-Driving typology, are examined empirically. Each typology is measured by three methods.

In everyday language, the term validity is typically used to describe something as being trustworthy or legit. It's meaning in psychology suggests something similar—it's all about whether we can trust ...

Journal for Research in Mathematics Education. Monograph, Vol. 15, Psychometric Methods in Mathematics Education: Opportunities, Challenges, and Interdisciplinary Collaborations (2016), pp. 155-174 ...