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 ...

This is a preview. Log in through your library . Abstract Purpose Mindfulness has emerged as an important health concept based on evidence that mindfulness interventions reduce symptoms and improve ...

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 ...

Test and measurement instruments evolve over time. The banner improvements come in performance, things like measurement bandwidth and dynamic range. These always make the trade press headlines, but ...