Studies in psychology often have low power because of inadequate sample size. Thus, recent articles in this journal have suggested making sample size determinations through readily available tables that are based on population normality. Questions have been raised on the use of these power tables because prevalent psychometric distributions, such as the… (More)
Examined whether the level of family functioning and the components contributing to adaptive family functioning differed in families of visibly handicapped children (cerebral palsy) when compared to families of nonvisibly disabled children (diabetes). Other factors included effect of disability severity on family functioning, comparison of families of… (More)
The Nowicki-Strickland measure of internal-external locus of control was administered to 110 African-American adolescents. Analysis indicated high externalization, even though these students had a higher than average self-concept.
The current study investigated risk perception and Unrealistic Optimism as a function of involvement in risk. 74 undergraduate students were asked to rate how likely they were to encounter various negative consequences relative to various comparison targets (child, peer, and parent) and specified their actual involvement in risk-taking. Over-all, 37 High… (More)
High-school-aged adolescents responded to a 48-item survey about their substance use. From an original sample of 190 respondents, groups were created through consequence variables (e.g., school, family, medical, and legal problems) into abuse (n = 41) and use (n = 115) categories. Variables were organized along multidimensional lines: stimulus (e.g.,… (More)
Personality and drug abstention in adolescents were investigated in a sample of 292 high school seniors. A significant difference was found between abstention and low scores for novelty-seeking behavior based on responses to the Tridimensional Personality Questionnaire. Those who reported abstaining from alcohol had significantly higher grade point… (More)
The Coopersmith Self-esteem Inventory was administered to 112 African American adolescents who were academically at-risk for dropping out of high school. Results were similar to those of a previous study comparing a heterogeneous group of 100 American adolescents with 100 youths from India. Differences on scores of self-esteem for the two international… (More)