Validity in psychometrics refers to the degree to which evidence and theory supports the interpretations drawn from a test, and Messick's Contemporary Validity Theory (1994) includes several facets with well-established evidence collection methods. However, there is a lack of consensus on appropriate methods of evaluating the facet of…

This multiple-manuscript dissertation explored the measurement invariance (MI) testing with multiple-group confirmatory factor analysis (MG-CFA) approach from different perspectives. Study 1 explored MI from a theoretical perspective by conducting a systematic review study on MI practices in education. The findings of this study indicated…

There has been an increased interest among researchers, policymakers, and educators in climate as an indicator of the health and functioning of a school. Climate is a complex, multidimensional construct that can be examined at the school, classroom, and individual levels. There are currently few open-access, brief measures of classroom climate,…

The purpose of this study was to explore the relationship between the perceived leadership behaviors of upper-level student affairs officers and levels of psychological ownership among entry-level employees working in student services roles in higher education in the United States. Specifically, this study identified whether there are leadership…

The goal of this study was to develop a survey instrument to measure transactional distance in secondary blended learning environments. This study resulted in a 35-item survey instrument, the Blended Learning Assessment Scale of Transactional Distance (BLASTD), which was tested using a convenience sample of secondary students (n = 222) at a…

The Michigan Medicine adult Assisted Ventilation Clinic (AVC) supports patients with neuromuscular disorders and spinal cord injuries and their caregivers at home, helping them avoid expensive emergency department visits, hospitalization, and unnecessary or excessive treatments. Mobile device videoconferencing provides an effective capability for…

Consumers spend an increasing amount of time and money online finding information, completing tasks, or making purchases. The quality of the website experience has become a key differentiator for organizations--affecting whether they purchase and their likelihood to return and recommend a website to friends. Two instruments were created to more…

Research on attachment in adult relationships has included minimal studies to encompass a Hispanic population. Mexican Americans have specific characteristics grounded in historical, demographic, and family contexts which are different from other groups. Therefore, cross-cultural validation of instruments to assess family relationships increases…

Preschool social education has become an increasingly important area of research and practice in mainland China with the social domain being recognized as an independent preschool curricular domain since 2001. Little is known, however, about the specific teaching practices that Chinese preschool teachers are using to promote children's…

Aspiring entrepreneurs give and receive support in growth-fostering interactions with seasoned entrepreneurs, mentors, peers, and others. This dissertation investigates viewpoints held by entrepreneurs about their experiences of effective mentoring support. Little is known about how an entrepreneur learns through interacting with different…

The purpose of this study was to assess the relative influence of career, financial, personal, and legal factors on African American male engagement in postsecondary career and technical education and to determine whether the influence of these factors was moderated by the participants having graduated or not graduated high school and by their…

Evaluating the psychometric properties of a newly developed instrument is critical to understanding how well an instrument measures what it intends to measure, and ensuring proposed use and interpretation of questionnaire scores are valid. The current study uses Structural Equation Modeling (SEM) techniques to examine the factorial structure and…

The notably low level of reading proficiency across the United States, combined with the known importance of teachers for student success, necessitates improved understanding of teachers' knowledge, how it is acquired, and its role in instruction. This study had four goals: (1) identify whether domains of content knowledge and pedagogical content…

Mathematics education currently emphasizes engaging students in mathematical modeling to understand problems of everyday life and society (Council of Chief State School Officers (CCSSO), 2010; English & Sriraman, 2010; Lesh & Zawojewski, 2007). The Common Core State Standards for mathematics also stress that high school students should…

Achievement goal theory and thus, the empirical measures stemming from the research, are currently divided on two conceptual approaches, namely the reason versus aims-based models of achievement goals. The factor structure and predictive utility of goal constructs from the Patterns of Adaptive Learning Strategies (PALS) and the latest two versions…