Many proposed moderators, "explanatory variables," in personnel psychology are probably illusory, having been created solely by belief in the law of small numbers. Race is one such illusory moderator. Also described is a model for validity generalization that questions the traditional doctrine of situational specificity of test…

Since actual selection can be different from the selection as it is intended, a method is described for clarifying "restriction of range" problems in developing selection/prediction equations. The application of the method is illustrated in a case study. (Author/JKS)

Describes a study that examined the characteristics of uncited papers in the biomedical literature. The variables examined included number of authors; number of words in title; number of references; journal age, price, and circulation; research support from the National Institute of Health; and biomedical research level. (18 references) (CLB)

This article proposes alternative expressions for the two most prevailing definitions of suppression without resorting to the standardized regression modeling. The formulation provides a simple basis for the examination of their relationship. For the two-predictor regression, the author demonstrates that the previous results in the literature are…

Student retention is an important issue for all university administrators and faculty due to the potential negative impact of student attrition. In this study, retention rates will be studied with data from sophomore students who initially enrolled in the 2002 academic year at Arizona State University, following these students through their junior…

The present study examined undergraduate students' physical activity during transition from high school to first-year university. Students' (N = 127) self-efficacy for coping with barriers to physical activity was investigated both as a predictor of physical activity and mediator of the relationship between pretransition and first-year physical…

The main purpose of this study was to examine the role of mental health services structure in community senior centers and how it interacts with Puerto Rican older adults' historical, social, and cultural experiences to relate to their perceptions, awareness, and utilization of mental health services. The study was carried out within a concurrent…

The purpose of this quantitative study was to find predictors of student success. Using a predictive correlational design, the intent of the study was to find the relationships between the dichotomous dependent variable with the categories, degree recipients and non-degree recipients, and the independent variables, student characteristics and risk…

The purpose of this study was to provide an evaluation of the undergraduate special education teacher preparation program at King Saud University in Riyadh, Saudi Arabia. A final sample of 160 LD teachers provided the data used for analysis. Data for the study were collected by a survey consisting of five subscales: coursework, internship quality,…

Purpose: The goal of this study was to determine the impact of age, gender, and race on the prevalence and severity of hearing loss in elder adults, aged 72-96 years, after accounting for income, education, smoking, and clinical and subclinical cardiovascular disease. Methods: Air-conduction thresholds for standard and extended high-frequency…

This article is the documentation of a sub-research question of a larger empirical study that employed quantitative methods to identify variables that are impacting on the delivery of music in the learning area Arts and Culture in South Africa extrapolated from questionnaires. Analysis of the data revealed that educators lack specialisation in…

This study investigated elementary school students' environmental knowledge and attitudes, the effects of sociodemographic variables on environmental knowledge and attitudes, and how self-reported environmentally friendly behaviour is related to environmental knowledge, behavioural intentions, environmental affects, and the students' locus of…

The purpose of the study was to determine if the constructs of teaching presence and the sense of community function as predictors of perceived student learning in an online course. Each participating online student completed an online survey comprised of an informed consent, an item regarding their perception of learning (Richmond et al., 1987),…

The purpose of the study was to investigate the job satisfaction of men and women administrators in higher education in four-year public institutions in Alabama. In addition, the study examined whether there was a relationship between gender and overall job satisfaction, work climate, and job structure. In conducting the study, the researcher…