The Profile of American Youth study, sponsored by the Department of Defense and the Military Services, in cooperation with the Department of Labor, is documented in this report. The principal objectives of the research project were to assess the vocational aptitudes of a nationally representative sample of youth 18 through 23 years of age and to…

The structure of this report is as follows: First, specific aptitude theory and general ability theory, the two theories of the relation between ability and job performance, are presented and differentiated. Second, there is a discussion of problems in the current use of the General Aptitude Test Battery (GATB) and of problems in the use of…

The United States Employment Service (USES), in cooperation with State employment services, has conducted a continuing program of occupational test research and development since the mid-1930's. This program has produced a variety of tests and assessment techniques useful in vocational counseling and in selection of individuals for specific jobs.…

Results are summarized for a number of tests administered to secondary school students in Idaho. A description of each test and the students tested is provided, as well as the purposes of the test and a brief summary of results. Two tests administered especially in Idaho are included. The Idaho Proficiency Test, a criterion referenced test of…