The relationships were examined between the Ball Aptitude Battery (BAB) and the Comprehensive Ability Battery, Differential Aptitude Tests, and General Aptitude Test Battery. Results showed adequate convergent and discriminant validities for all BAB tests except inductive reasoning, which was factorially complex. (Author/GDC)

An historical overview of inductive logic is presented, including the logic of enumerative induction in its rule-derivative and event-predictive forms. An experimental test model of event-predictive induction in the linguistic medium is discussed along with its theoretical significance for future psychometric investigations. (Author/CM)

The nine aptitudes measured by the General Aptitude Test Battery (GATB) are intelligence, verbal aptitude, numerical aptitude, spatial aptitude, form perception, clerical perception, motor coordination, finger dexterity; and manual dexterity. This revised test manual presents: (1) percentile equivalents of aptitude or standard scores for adults,…

This revised manual for the General Aptitude Test Battery (GATB) discusses: (1) historical development; (2) item analysis; (3) factor analysis; (4) physical format; (5) general working population norms (ages 18-54); (6) intercorrelations of raw GATB test scores and of GATB aptitude scores; (7) development of norms for specific occupations (tables…

The 2012 edition of the "Digest of Education Statistics" is the 48th in a series of publications initiated in 1962. The "Digest" has been issued annually except for combined editions for the years 1977-78, 1983-84, and 1985-86. Its primary purpose is to provide a compilation of statistical information covering the broad field…