Introduction Criterion-related validity involves verification that a test score is systematically related to an external variable. The current view on validity in the 1999 Standards for Educational and Psychological Testing (AERA, 1999) stresses the unity of psychological theory, evidence, and consequences in supporting the validity of a test used for a particular purpose. [Source: Encyclopedia of Psychological Assessment; Validity: Criterion-Related]
theory and methodology
criterion-related validity
methods