Discusses how to introduce basic concepts of multiple regression by creating a large-scale, three-dimensional regression model using the classroom walls and floor. Addresses teaching points that should be covered and reveals student reaction to the model. Finds that the greatest benefit of the model is the low fear, walk-through, nonmathematical…

The goals of this article are to (a) describe differences between moderator and mediator effects; (b) provide nontechnical descriptions of how to examine each type of effect, including study design, analysis, and interpretation of results; (c) demonstrate how to analyze each type of effect; and (d) provide suggestions for further reading. The…

Earlier research has shown that prior knowledge of psychology is positively associated with course achievement. But are these effects attributable to preexisting differences in general ability or aptitude? The authors administered 2 pretests to 353 students early in an introductory psychology course and obtained measures of general student…

The purpose of this article is to investigate correlates and predictors of school counselors' career satisfaction and commitment. Regression analyses of 1,280 Florida counselors' survey responses indicated that positive predictors of career satisfaction included appropriate duties, high self-efficacy, and district and peer supervision, while…

Academic literature regarding state lotteries' impact on education deals primarily with issues of funding, rather than searches for evidence of lotteries directly advancing the cause of higher education, by measuring enrollment numbers before and after the adoption of a state lottery. This study fills this void by researching whether…

This study examined the nature and impact of dyadic perfectionism over a 3-month interval within a sample of 116 college students who were currently involved in an intimate heterosexual relationship. Dyadic perfectionism scores were stable and correlated as expected with scores on concurrent measures of adult attachment orientations and…

In this study, the relationships among students' cognitive/motivational variables, cognitive conflict, and conceptual change were investigated. Subjects were 159 seventh graders in Korea. Tests regarding logical thinking ability, field dependence/independence (FDI), meaningful learning approach, failure tolerance, mastery goal orientation, and…

Computer-mediated instruction plays a significant role in foreign language education. The incorporation of computer technology into the classroom has also been accompanied by an increasing number of students who experience anxiety when interacting with computers. This study examined the effects of computer anxiety on students' choice of feedback…

Using logistic and multiple regression, we examined the association between hostility, level of depressive symptoms, and smoking in a sample of 1699 ethnically diverse students in California. Self-reports were collected twice from each student, at the beginning of the 6th and 7th grade years. Among 6th graders who had not smoked, depressive…

The authors measured the influence of overt calibration practice, achievement level, and explanatory style on calibration accuracy and exam performance. Students (N = 356) were randomly assigned to either an overt practice or no-practice condition. Students in the overt practice condition made predictions and postdictions about their performance…

This article examines the prevalence of violence in primary schools attended by Arab children in Israel and the relationship between such exposure and violent behavior among these children. Participants are 388 Arab children (aged 10 to 12 years) living in three localities in Israel. The research focuses on three of the child's roles in relation…

This research explicates the construct of social ability and describes the relationship between students' academic motivation and social ability in online learning environments. Findings reveal perceived peers social presence, perceived written communication skills, perceived instructor social presence, comfort with sharing personal information,…

A data set contained in the "Journal of Statistical Education's" data archive provides a way of exploring regression analysis at a variety of teaching levels. An appropriate functional form for the relationship between percentage body fat and the BMI is shown to be the semi-logarithmic, with variation in the BMI accounting for a little over half…

Objective: The construct validity of checklist and global process scores for an objective structured clinical examination (OSCE) in psychiatry was assessed. Multiple regression analysis was used to predict psychiatry OSCE scores from the clinical skills examination, an obstetrics/gynecology (OB/GYN) OSCE, and the National Board of Medical…

This pilot study evaluated the influence of an advocacy training workshop sponsored by an Eta Sigma Gamma chapter affiliated with a large university in the Midwest. The theory of planned behavior (TPB) was utilized as a framework for assessing participants' intentions to participate in advocacy. Participants completed pre- and post-test surveys to…