This study examined the factor structure of the Detroit Tests of Learning Abilities, Fifth Edition (DTLA-5) using principal axis factoring, multiple factor extraction criteria, and the Schmid-Leiman orthogonalization procedures not utilized by test publishers. Results suggest that the publisher's six-factor structure model was over factored.…

This study examines the psychometric features of a General Aptitude Test-Verbal Part, which is used with assessments of high school graduates in Saudi Arabia. The data supported a bifactor model, with one general factor and three content domains (Analogy, Sentence Completion, and Reading Comprehension) as latent aspects of verbal aptitude.

Above-level testing is the practice of administering aptitude or academic achievement tests that are designed for typical students in higher grades or older age-groups to gifted or high-achieving students. Although widely accepted in gifted education, above-level testing has not been subject to careful psychometric scrutiny. In this study, I…

Three studies of college students (n=178, 129, and 96) evaluated the reliability and validity of the Assessment of Attributions for Career Decision-Making instrument. Factor analysis supported a three-factor structure. The instrument demonstrated adequate internal consistency, test-retest reliability, and construct, criterion, and incremental…

The psychometric utility of six experimental cognitive style (CS) measures was analyzed. Examinees were 1,135 clients of the Johnson O'Connor Research Foundation who, during 1985, completed at least one of the six CS tests. Information is provided on measure reliability; relationships among CS measures; relationships with standard battery aptitude…

Results of an analysis of a newly developed spelling test and several related measures are reported. Information about the reliability of a newly developed spelling test; its distribution of scores; its relationship with the standard battery of aptitude tests of the Johnson O'Connor Research Foundation; and its relationships with sex, age,…

This study examined the psychometric characteristics of the Scholastic Aptitude Test (SAT) administered under special conditions for nine handicapped groups. Four psychometric characteristics were studied: level of test performance, test reliability, speededness, and extent of unexpected differential item performance. Psychometric comparisons were…

The purposes of this study were to: (1) examine the psychometric properties of the Ball Aptitude Battery (BAB) on a high school freshman sample; (2) develop BAB norms for high school freshmen; (3) develop and evaluate four memory tests and a vocabulary test appropriate for freshmen; (4) examine level and structure differences for the BAB tests…

The Differential Aptitude Test (DAT) is a multiple aptitude battery designed to measure junior and senior high school students' and adults' ability to learn or succeed in certain areas. The test is suitable for group administration and is primarily for use in educational and vocational counseling, although it may be used in employee selection. The…

During the course of investigations on such topics as the instructional styles, interaction patterns and personality characteristics of teachers, the organizational structure of schools, the technology of instruction, and the affective and cognitive growth of students, researchers have developed hundreds of psychological and educational…