Latent class analysis (LCA) refers to techniques for identifying groups in data based on a parametric model. Examples include mixture models, LCA with ordinal indicators, and latent class growth analysis. Despite its popularity, there is limited guidance with respect to decisions that must be made when conducting and reporting LCA. Moreover, there…

Metabolomics applies multivariate statistical analysis to sets of high-resolution spectra taken over a population of biologically derived samples. The objective is to distinguish subpopulations within the overall sample population, and possibly also to identify biomarkers. While metabolomics has become part of the standard analytical toolbox in…

The relevance of research: The relevance of the problem studied is caused by the acceleration of transition of the Russian economy on an innovative way of development, which depends on the vector of innovative sphere of services and, to a large extent, information and communication services, as well as it is caused by the poor drafting of…

This study investigated the interaction of disciplinary and interdisciplinary learning in a team-taught, first-year, interdisciplinary sustainability course. We surveyed (pre/post) both STEM (science, technology, engineering, and mathematics) and non-STEM majors (N = 241), assessing attitudes and content knowledge. Responses were analyzed using…

For the last 4 years, 10 leading education organizations have collaborated on a study series that includes teacher voice in conversations and research about educator effectiveness. Initially conceptualized by teacher leaders from the National Network of State Teachers of the Year (NNSTOY) and with their continued input, the "From Good to…

Null distributions of permutation tests for two-sample, paired, and block designs are simulated using the R statistical programming language. For each design and type of data, permutation tests are compared with standard normal-theory and nonparametric tests. These examples (often using real data) provide for classroom discussion use of metrics…

With advancements in technology continuing to influence all areas of society, students in current classrooms have a different understanding and perspective of learning than the educational system has been designed to teach. Research Perspectives and Best Practices in Educational Technology Integration highlights the emerging digital age, its…

Everyone agrees that a person can not have good education without good teachers, but how do teachers see their profession? Why do people become teachers, what are their frustrations, and what reforms do they think would improve their work? This report is designed to learn more about how to support and retain the most promising teachers. The study…

The interplay of occupational engagement and individual coping capacity is very important. A methodological tool that provides the means for such an analysis which includes psychological aspects of the health is the "Arbeitsbezogenes Verhaltens- und Erlebensmuster" questionnaire (AVEM: Pattern of Work-related Coping Behavior). This…

While Alberta enjoys proven high, world-class results in student achievement, raising high school completion rates is one of the top priorities in improving the provincial education system. The 2011-12 targeted high school completion rate is 82% five years after entering Grade 10--a 2.5% increase from the current average rate of 79.5%. The purpose…

Teacher, peer, and student reports of the quality of the teacher-student relationship were obtained for an ethnically diverse and academically at-risk sample of 706 second- and third-grade students. Cluster analysis identified four types of relationships based on the consistency of child reports of support and conflict in the relationship with…

Practicing teachers often engage in continuous professional learning with certain career considerations. Based on achievement goal theory, this study explored the effects of career goals on teacher's learning using a sample of practicing teachers in Hong Kong. Two forms of career goals were assessed using a questionnaire. Professional learning…

Background: The motivation of physical education (PE) teachers has received precious little attention over the years. Self-determination theory (SDT) is a salient theoretical model for understanding motivation, and posits that self-determined motivation (i.e., intrinsic motivation) stems from the perceived fulfillment of three psychological needs:…

The professional plans, satisfaction levels, demographic characteristics, perceptions and motivations of different teacher types distinguished by cluster analysis were investigated among graduate-entry primary and secondary teacher education candidates (N=510) from three Australian universities in an ongoing longitudinal study. Participants…

We report in this paper on a study of chemistry teachers' perceptions of their teaching in upper secondary schools in Sweden, regarding models of acids and bases, especially the Bronsted and the Arrhenius model. A questionnaire consisting of a Likert-type scale was developed, which focused on teachers' knowledge of different models, knowledge of…