Psycholinguistics is the research of language in the mind: The architecture of storing the different components of language in our memory, and the ways we access that knowledge when processing and producing language. Psycholinguists usually conduct quantitative experimental research in which certain standards of experimental design, data…

This dissertation is composed of projects on three aspects of gathering and learning from data in the social sciences: drawing representative samples, taking valid measurement, and making warranted inductive inferences. Chapter one studies the challenge of drawing representative human samples. It is well documented that most samples used by…

The purpose of this qualitative, descriptive study was to explore how STEM professionals described the influence of collective impact conditions on their educational ecosystems for high school students in the US. The framework was collective impact as supported by transformational leadership theory. The research was guided by five research…

For the past two decades, educational intervention research has rallied around the common goal of determining "what works in education" to inform education practice and policy (U.S. Department of Education, 2017). To study individual, contextual, and implementation processes and their interaction with educational interventions requires…

This dissertation characterized trainings designed to prepare citizen scientists to collect ecological data in natural outdoor settings. Citizen scientists are volunteers who participate in scientific activities under the guidance of professional scientists and organizations. The work of citizen scientists greatly expands the data collection…

IPEDS graduation rates have become de facto means for higher education accountability in the United States, used by the federal government, state and local agencies, non-profits and media to compare and rank institutions. IPEDS uses a limited subset of students, as well as an institutional perspective to measure graduation rate. Under this model,…

Interdisciplinary research in computer science requires the development of computational techniques for practical application in different domains. This usually requires careful integration of different areas of technical expertise. This dissertation presents image and time series analysis algorithms, with practical interdisciplinary applications…

Demands on higher education institutions are growing. Stakeholders are demanding proof of quality to ensure students are receiving the education they are paying for. Institutional accountability is a growing concern for higher education institutions, more specifically community colleges. The diverse characteristics of community colleges have made…