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Emily A. Brown – ProQuest LLC, 2024
Previous research has been limited regarding the measurement of computational thinking, particularly as a learning progression in K-12. This study proposes to apply a multidimensional item response theory (IRT) model to a newly developed measure of computational thinking utilizing both selected response and open-ended polytomous items to establish…
Descriptors: Models, Computation, Thinking Skills, Item Response Theory
Guerere, Claudia – ProQuest LLC, 2013
Scores from value-added models (VAMs), as used for educational accountability, represent the educational effect teachers have on their students. The use of these scores in teacher evaluations for high-stakes decision making is new for the State of Florida. Validity evidence that supports or questions the use of these scores is critically needed.…
Descriptors: Teacher Evaluation, Accountability, School Districts, Validity
Carter, Benjamin Hammond – ProQuest LLC, 2012
The factor structure of posttraumatic stress disorder (PTSD) remains the subject of intense investigation. The DSM three-factor conceptualization of PTSD has not been empirically supported; rather, two four-factor models of PTSD (King, Leskin, King, & Weathers, 1998; Simms, Watson, & Doebbeling, 2002) have garnered the majority of support…
Descriptors: Factor Structure, Posttraumatic Stress Disorder, Trauma, Symptoms (Individual Disorders)