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 ...
Ethnographic research, such as observing the setup of a catheter, often leads toideation. But it can also lead to significant device design. In 2001, William Reese and I wrote an article about the use ...
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 ...
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Validity in Psychological Tests
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 ...
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 ...
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