There is a need for systematic comparisons and replications of research on questions concerning students' sexual behaviors and attitudes. To examine whether or not students' attitudes and behaviors toward sex and sex-related issues changed over a decade, 435 incoming freshmen in 1973 and 460 freshmen in 1983 were administered an anonymous…

Statistical procedures of the regression discontinuity and regression projection designs were compared to determine which design was more able to detect treatment effect in remedial or gifted programs. Neither test was more precise in all situations. Tables list the more precise test usder specific conditions. The regression projection model…

This publication is produced to give some insight into the enrollment trends for the state of South Carolina and for its individual school districts. Various charts and tables are presented in an effort to make the projections useful to educators in developing plans for the future. Figures show the total state enrollment for grades K-12 between…

An analysis of data from the National Health Interview Survey shows consistent and substantial improvements in the relative health of the aged from 1961-81. Explanations for this trend include cohort effects, Medicare and Medicaid, and other programs for the aged. Increasing health service needs should be partially offset by this trend.…

Relates the intensity of youth protest movements in the 1960s to cohort size, which was large because of the post-World War II baby boom. Reviews literature on socialization and class expectations among members of large birth cohorts. Associates the youth movement with protesters' perceived economic threats to their middle-class lifestyle. (KH)

Compared correlates of smoking in a cohort of 4,641 older adolescents with correlates of smoking in the same group when they were in grades 4 to 6. In contrast to the earlier follow-ups, attitude toward smoking has become a more important determinant than it was before, particularly among females. (Author/BL)

This study examines the decision to participate in the labor force made by persons over 54 years of age. Through the use of a set of pooled time-series cross-section observations from the Current Population Survey over the years 1974-80, the analysis emphasizes the effect of two factors on this decision: cohort crowding and Supplemental Security…

Determines patterns of differential human development in a longitudinal study of 417 male and 358 female college students ages 18 to 30. Findings suggest individuality in development is associated with significant qualitative individual differences that are best described on a cross-time basis. (BJD)

Discusses enrollment projection in terms of the general logic of statistical prediction. (Author)

Examined the relationship between age and perceived health status in 660 adults. Number of symptoms was the strongest predictor of perceived health status employed in this analysis, followed by age, education, and race. Persons over 60 tend to perceive their own health in a significantly more positive fashion. (Author/JAC)

Reports problems connected with retrospective life span interviews of Australian older adults (N=204). Sources of bias arising from interview situations and interviewer/respondent interactions are discussed. Results suggest retrospective analysis deserves respect for factual potential. Gerontology research must also respect the integrity of the…

Investigated the impact of age and premarital fertility status on subsequent marital dissolution for Black and White women (N=6,374). Results using multivariate proportional hazards models indicate that premarital births, but not premarital pregnancies, increase risk of marital dissolution, and an increasing age reduces the risk of divorce.…

Surveyed managers and employees to assess satisfaction with a performance appraisal system. Factor analyses indicated that employees perceive certain aspects of the appraisal system in a global way, whereas managers differentiate among various components and see them as distinct entities. The relative importance of the factors differs. (Author/JAC)

Compared urbanized obese and nonobese American Indians and Caucasians on the Mini-Mult Minnesota Multiphasic Personality Inventory and I-E Scale (N=160). Found that the Indian sample had higher Hypomania scale scores. Males had higher Depression and Hypochondriasis scale scores than females. Mini-Multi and I-E Scale scores were similar across…

Explores the social and environmental characteristics of Black female homicide victims and offenders. Assembled data on 661 Black female homicide victims and 119 Black female homicide offenders. Analyses indicated that Black female homicide victims and offenders exhibit low socioeconomic status and essentially similar behavior patterns. (Author)