A 25-item caregiver-reported tool reliably assesses physical, mental, and social health in children with Down syndrome and differentiates those with ASD.

Objectives: To evaluate the reliability and validity of measures taken during the Chester step test (CST) used to predict VO 2 max and prescribe subsequent exercise. Methods: The CST was performed ...

Those of us in the business of psychological measurement use the terms reliability and validity a lot. You've probably seen those terms on the Psychology Today website (they appear thousands of times) ...

Knowledge development has been continuously challenging. Qualitative research seems to be promising; however, there are difficulties and complexities involved, one of which is validity. Qualitative ...

Tele-neuropsychology (t-NPs) has emerged as a crucial area of research, particularly highlighted during the COVID-19 pandemic when remote cognitive assessment and intervention became necessary due to ...

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 ...