Difficulties inherent in differentiating practice effects from meaningful change in neuropsychological retest data are illustrated in this case study of a personal injury case. Although the patient demonstrated substantial gains on the Wechsler Adult Intelligence Scale Revised, most of the tests given on successive days did demonstrate acceptable…

The effects of student coaching in preparation for the College Board Scholastic Aptitude Test (SAT) on the predictive validity of this test for freshman year performance were studied using data on 1985 freshman year students from four colleges. After the validity of the SAT was estimated for each school, a given proportion of students was picked,…

This study analyzed data from a survey conducted in 1987. The sample consisted of 2,136 examinees who took the Graduate Record Examination (GRE) during 1986-87. The purpose was to determine how well the intended field-of-study item in the GRE background questionnaire can be relied on as an indicator of what examinees will actually study in…

As part of a continuing evaluation of the Swedish school system, changes in intelligence test scores from 1960 to 1995 were studied in relation to cohort, gender, and socioeconomic background. Changes in verbal, spatial, and reasoning ability were studied by comparing results on identical tests given to representative samples of Swedish…

Effects of the policy of mandated busing for integration on overall achievement test scores of African-American children were studied with 434 elementary school students in Norfolk (Virginia). Achievement test scores declined after the elimination of mandated busing. School characteristics explained 9% of the variance in scores for all students.…