Occupational norms exist for some tests, and differences in the distributions of test scores by occupation are evident. Sampling error (SE), situationally specific factors (SSFs), and differences in job content (DIJCs) were explored as possible reasons for the observed differences. SE was explored by analyzing 742 validity studies performed by the…

Reviews literature on the use of content validity to establish the job-relatedness of assessment centers. Attempts to show that content validity requires more than the careful construction of stimulus materials, how these stimulus materials are presented to candidates and how responses to these stimuli are evaluated are also critical…

This paper describes a testing program that established job-related standards of performance and testing procedures for the technician position within a gas transportation company. New standards were being established in response to safety concerns stemming from investigations that identified training inadequacy as a cause of accidents. The job…