Higher education programs are rapidly transitioning online in support of a broader geographic base, working professionals, and, recently, emergency contingencies such as COVID-19. The flexibility of online courses makes them attractive to adult learners; as such, there is much academic discussion about online learning for adult learners and the…

This dissertation develops and applies sophisticated Item Response Theory (IRT) methods to address fundamental measurement challenges in cognitive testing, focusing on the Armed Services Vocational Aptitude Battery (ASVAB) data from the National Longitudinal Survey of Youth (NLSY). The first chapter implements a confirmatory multidimensional IRT…

The United States Military has become increasingly dependent upon technology to meet its mission objectives with a consequence being greater dependence on civilian defense contractors to provide specialized services in support of high-tech mission requirements. Modern military defense contractors have also become dependent upon reliable and secure…

This research investigates the instantiation of a Service-Oriented Architecture (SOA) within a hard real-time (stringent time constraints), deterministic (maximum predictability) combat system (CS) environment. There are numerous stakeholders across the U.S. Department of the Navy who are affected by this development, and therefore the system…

This study examined participants' perceptions of the effectiveness of a new job-training program designed to enhance the authentic learning in adult learners using an electronic medical records system at a naval health clinic. This job-training program lacked data about participants' perceptions of this learning process by which to gauge its…

The Department of Defense Suicide Event Report Program collects extensive information on suicides and suicide attempts from the U.S. Air Force, Army, Marine Corps, and Navy. Data are compiled on demographics, suicide event details, behavioral health treatment history, military history, and information about other potential risk factors such as…

The feasibility of generalized approaches to training military personnel in the use of different types of sonar/acoustic warfare systems was explored. The initial phase of the project consisted of the analysis of representative sonar and acoustic equipment to identify training areas and operator performance requirements that could be subjected to…