Face validity is the extent to which a test is subjectively viewed as covering the concept it purports to measure. It refers to the transparency or relevance of a test as it appears to test ...

Interdependency of construct, face, and predictive validity. Construct, face, and predictive validity are highly interdependent. Depending on the available information, a model system can be built ...

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 ...

LANCET AND FACE VALIDITY. In a conversation yesterday, a friend told me that he just couldn’t accept the Lancet numbers on Iraqi deaths because they seem too high. The study, he felt, had to have ...