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 ...

In everyday language, the term validity is typically used to describe something as being trustworthy or legit. It's meaning ...

Health-related quality of life is a psychometrically sound outcome measure for high-cost, high-need populations. Unlike health care spending, it does not exhibit mean reversion. Objectives: To ...

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

The field of marketing uses many statistically different methods for assessing discriminant validity. However, the discipline lacks an underlying standard as to which method(s) provides the most ...