1. What is the difference between the reliability and validity of a measurement? The validity of a measure is the extent to which differences in scores on the instrument reflect true differences among ...

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

Opinion: Researchers from the Oxford Internet Institute argue that lessons from social sciences can help us better assess the capabilities of AI ...

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 ...

IQ tests are one of the most prominent tools in the modern psychologist's toolbox. They also have numerous methodological flaws. IQ, short for intelligence quotient, is one of the most widely cited ...

Emotional eating, defined as eating in response to a range of negative emotions, is common in youths. Yet, there are few easily administered and well-validated methods to assess emotional eating in ...

Background: We established a program of research to improve the development, reporting and evaluation of practice guidelines. We assessed the construct validity of the items and user’s manual in the β ...

Design Multistage scoping/systematic review. Data sources Cochrane, PubMed, Embase, Scopus, Web of Science, PEDro, CINAHL, SPORTDISCUS were searched (December 2021) to identify measures used to ...