Presents a multi-dimensional mediation model of student body composition effects that distinguishes between ability and status dimensions of composition and specifies the more proximate inter-personal and subjective mechanisms through which their consequences should operate. (Author/AM)

Within aptitude areas (Mechanical, Administrative, General, or Electronic) in the Air Force, some technical schools require higher levels of aptitude for admission than do others (for example, there are G10 schools, G60 schools, and G80 schools based on General test scores in th 10th, 60th, and 80th percentiles respectively). The schools, however,…

The Myers Longitudinal Medical Study is a five-stage investigation of the application of C.G. Jung's theory of psychological types to the understanding of medical student selection, achievement, and choices of specialty, professional employment and location of practice. Part I of this report describes the design and variables of the study, the…

Conducted to extend a series of earlier aptitude treatment interaction studies in the area of mathematics learning, this study was designed to determine if spatial and general reasoning abilities interact with instructional treatment. The aptitudes used included spatial and general reasoning ability. One hundred and twenty students enrolled in…

This study brings together a large body of literature on indicators of changes in U.S. scholastic aptitude and achievement levels within the 1944-1980 period. The population target is youth from preschool to post-college graduate ages. The study is divided into three major sections: (1) a discussion of the trends which have emerged over time that…

This study investigates the theoretical plausibility and empirical validity of the assumption that all performance in a foreign language can be traced back to a single factor, the general language ability factor. The theoretical background of this hypothesis is reviewed in detail. The concept of a unitary linguistic competence, interpreted as an…

The purpose of this document is to help vocational evaluators understand (1) how the concepts of learning and performance relate to vocational evaluation; (2) why learning assessment is important; and (3) how it may be incorporated into work sample testing. The text is divided into three parts. Part 1 defines the learning assessment process. Part…

A review of the first 23 volumes of "AV Communication Review" identified 68 theoretical and experimental articles on the effects of media on student learning attitudes. Examination of these articles revealed that (1) researchers do not routinely evaluate the impact of mediated instruction on learner affect toward either the medium or the…

A SURVEY, KNOWN AS PROJECT TALENT, IS TO BE A SERIES OF EXAMINATIONS ADMINISTERED TO 500,000 STUDENTS IN 1,000 SAMPLE SCHOOLS. IT AIMS AT MEASURING THE STUDENT'S PRESENT KNOWLEDGE AND HIS POTENTIAL APTITUDES AND ABILITIES. THE RESULTS OF THIS 1960 CENSUS WILL BE SCORED, ANALYZED, AND EVALUATED BY SPECIAL ELECTRONIC EQUIPMENT. THE PROJECT IS BEING…

AT PRESENT, THE PART OF ANY TEACHER EFFECTIVENESS CRITERION THAT CAN BE PREDICTED WITH A SELECTION TEST IS PROBABLY IRRELEVANT TO TEACHER COMPETENCE. TESTING THE VALIDITY OF PREDICTORS OF TEACHER COMPETENCE IS IMPOSSIBLE BECAUSE IT WOULD REQUIRE HIRING A SIZABLE RANDOM SAMPLE OF ALL WHO APPLY FOR POSITIONS, WITHOUT PRIOR SCREENING. FURTHER,…

RESEARCH WAS UNDERTAKEN BY THE UNITED STATES EMPLOYMENT SERVICE TO INVESTIGATE THE RELATIONSHIP BETWEEN THE EFFECTS OF PRACTICE ON TEST TAKING AND THE LENGTH OF TIME BETWEEN INITIAL TESTING (PRACTICE) AND RETESTING (SEE ALSO VT 003 819). THE DESIGN INVOLVED TESTING A SAMPLE OF STATE EMPLOYMENT SECURITY AGENCY EMPLOYEES WITH THE GENERAL APTITUDE…

THIS STUDY WAS CONDUCTED BY THE UNITED STATES EMPLOYMENT SERVICE TO EXAMINE ONE ASPECT OF THE INTERRELATIONSHIP OF APTITUDES, JOB PERFORMANCE, AND AGE -- SPECIFICALLY, TO DETERMINE THE RELATIVE VALIDITY OF UNADJUSTED AND AGE-ADJUSTED GENERAL APTITUDE TEST BATTERY (GATB) APTITUDE SCORES FOR PREDICTING OCCUPATIONAL SUCCESS. ELEVEN LONGITUDINAL…