Grade-12 results of the Second International Mathematics Study for Belgium, New Zealand, Thailand, and Japan suggest that when single-sex schooling is relatively scarce in a country, it influences student achievement by attracting students with unique characteristics. Achievement effects may be positive or negative depending on the function of…

A questionnaire was administered to 2,029 students in Ontario (Canada), who were enrolled in grades 10 to 12, to compare the effects of coeducational versus single-sex educational environments. The questionnaire was designed to assess attitudes toward education, self-concept of academic ability, and preference for school setting (single-sex versus…

This paper discusses a study that compared enrollment patterns in advanced math and science courses of (n=720) junior and senior girls in public coed and parochial all-girls high schools in Louisiana. The study also examined survey responses regarding career goals and positive and negative career influences on girls. The same survey responses from…

Growth during the last 2 years of high school was examined in public and Catholic high schools using data from the High School and Beyond database--a large, nationally representative study. Earlier research was extended by considering: (1) affective variables (e.g., self-concept, locus of control), academic choices (e.g., course selection), and…