Findings lend support for further development of the Manikin Construction Task for the purpose of measuring specific conceptual knowledge at all ages. There is also support for its development as an intellectual screening instrument at the 3-year level. (Author)

Previous research has indicated that knowledge of the criterion group differentially affects test performance of minority group members. The effects which knowledge of the criterion group has on the test performance of eighth grade Negro and Mexican-American Ss were examined. There was no evidence that comparison with one of four norm groups…

A followup performance evaluation was conducted on a sample of Group 4 (low ability) personnel who had served 14 months aboard the mine contermeasures support ship U.S.S. Catskill (MCS-1). Shipboard assessments were made of the Group 4 sample and the non-Group 4 comparison sample in terms of performance test proficiency, supervisors' ratings, and…

An evaluation was made of the capabilities and utilization of Group 4 personnel aboard an operational navy vessel (U.S.S. Catskill MCS-1). Assessments were made of a Group 4 sample and a comparison non-Group 4 sample in terms of aptitudes and experience, training achievement, and preliminary shipboard performance. The results indicate that the…