This study assessed trait validity of the Reynolds Intellectual Assessment Scales' (RIAS) Verbal Index (VIX) and Nonverbal Index (NIX) scores in a group of college students. Using both observation of patterns and latent variable modeling of a multitrait-multimethod correlation/covariance matrix, the results indicate that the RIAS VIX scores…

Discussion of time-related measures in computerized ability tests focuses on a study of college students that used two intelligence test item types to develop a multitrait, multimethod assessment of response time measures. Convergent and discriminant validation are discussed, correlations between response time and accuracy are examined, and…