Within local areas, buses plays an important role, therefore the bus network design is important. Bus network design problem consists of the bus stop number decision problem and the bus stop location decision problem. In this paper, the bus stop number decision problem is determined based on map information. The bus stop location decision problem is determined by a genetic algorithm. Genetic al...

To evaluate the use of wastewater-based surveillance and epidemiology to monitor predict SARS-CoV-2 virus trends, over 2020–2021 academic year we collected wastewater samples twice weekly from 17 manholes across Virginia Tech’s main campus. We used data external door swipe card readers student isolation/quarantine status estimate building-specific occupancy COVID-19 case counts at a daily resol...

research in public policy centre for market and public organisation Student achievement and teacher turnover what is the link?

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Education as an effort to form a generation that is intelligent and has good character. One of the characters needs be formed in students discipline. The education system can shape student discipline Boarding School. schools are considered able because guided controlled directly by dormitory supervisor who lives with dormitory. This study aims find out obstacles encountered forming at SMA Dar E...