Research shows, despite an increase in underrepresented students completing their doctoral programs, there remains a significantly low rate of participation and completion amongst underrepresented minorities and females in the science, technology, engineering, and mathematics fields of study. Growing ethnic diversity throughout the United States…

The primary purpose of this study was to utilize a multidimensional perspective to examine whether children's self-concept served as a mediator between academic achievement and depression, and to further investigate whether this mediation effect was moderated by the ages of children. The participants consisted of 632 Taiwanese children in the…

An essential feature of the linear logistic test model (LLTM) is that item difficulties are explained using item design properties. By taking advantage of this explanatory aspect of the LLTM, in a mixture extension of the LLTM, the meaning of latent classes is specified by how item properties affect item difficulties within each class. To improve…

This study examined the difference between children with autism spectrum disorders (ASD) and children with typical development (TD) in mathematical word problem solving ability and the factors associated with these children's word problem-solving ability. A total of 20 children with ASD and 20 children with TD participated in this study.…

Understanding of the persistence of student-athletes in athletics at the D-III level is complex. This research study investigated the issue of student-athlete retention by focusing on Division III (D-III) student-athlete persistence in athletics by asking the following research question, "To what extent do freshman student-athletes persist in…

Low-stakes assessments are commonly used in educational institutions as measures of student learning, but suffer from some threats to validity. Low-student motivation is one issue facing the validity of these assessments, as research has found student motivation to impact performance on low-stakes exams. The current study aimed to determine (a) if…

In this study, we investigated gender and minority achievement gaps on 8th-grade science items employing a multilevel item response methodology. Both gaps were wider on physics and earth science items than on biology and chemistry items. Larger gender gaps were found on items with specific topics favoring male students than other items, for…

Aging-related declines occur in many different domains of cognitive function during middle and late adulthood. However, whether a global dimension underlies individual differences in changes in different domains of cognition and whether global genetic influences on cognitive changes exist is less clear. We addressed these issues by applying…

The purpose of this study was to determine whether training affected the job satisfaction reported by online faculty members. A convenience sample of 492 Iowa Community College Online Consortium (ICCOC) faculty members were invited to participate in a quantitative survey, and 148 responded. Overall Job Satisfaction was operationalized through the…

This study aimed to measure the effects of contact with integrated students with autism spectrum disorders (ASD) on the knowledge, attitudes and empathy of children (n = 224) from grades 4-6. A comparison group of children (n = 251) who had no contact with classmates with ASD was also included. All participants completed self-report instruments.…

This study investigated the role of item formats in the performance of 206 nonnative speakers of English on expressive skills (i.e., speaking and writing). Test scores were drawn from the field test of the "Pearson Test of English Academic" for Chinese, French, Hebrew, and Korean native speakers. Four item formats, including…

The aim of this study is to determine the primary school pre-service teachers' attitude toward cursive handwriting and to determine whether a significant difference exists among those pre-service teachers' attitude with respect to gender, class and their universities. In order to collect data "Scale for Attitude towards Cursive…

The Study evaluated the predictive validity of various operationalizations of AP® Exam and course information that could be used to make college admission decisions. The incremental validity of different AP variables, above and beyond traditional admission measures such as SAT® and high school grade point average (HSGPA), in predicting first-year…

Learning to program is a complex task, and the impact of different pedagogical approaches to teach this skill has been hard to measure. This study examined the performance data of seven cohorts of students (N = 1168) learning programming under three different pedagogical approaches. These pedagogical approaches varied either in the length of the…

Computer technology provides spaces and locales for language learning. However, learning style preference and demographic variables may affect the effectiveness of technology use for a desired goal. Adapting Reid's pioneering Perceptual Learning Style Preference Questionnaire (PLSPQ), this study investigated the relations of university students'…