Dimensions of scientific literacy with regard to a theoretical definition were inferred for a group of science oriented persons, a group of nonscience oriented persons, and the two groups combined. Comparisons of the strength of agreement of the two groups, and of subgroups of the two groups, with the inferred dimensions were made. The sample…

The purpose of this study was to test the efficacy of a model of critical thinking ontogeny at the undergraduate levels in a four-year college. Critical thinking ability was considered relative to mental ability, academic performance, and academic preparation for college. Students (N=607) in many disciplinary areas took a battery of tests to…

Duncan's interpretation of his research on the nature and process of the distribution of rewards in the U.S. stratification system is questioned. Statistical and conceptual flaws are noted in Duncan's work and their implications explored. A reanalysis of primary survey data is presented and, based on a reinterpretation of this data, a…