69,567 research outputs found

    Principal and Mathematics Coaches\u27 Journey to Improve Mathematics Learning

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    My educational career path began as an elementary school teacher, then as an assistant principal, and now as a principal. With the educational experiences that I had at each level of my career, I was certain I would be able to handle an increase in the mathematical rigor presented to our students through the new Mathematics Standards of Learning for Virginia Public Schools (SOL) [1]. I found that, yes, I was able to understand the rigor. However, I found the challenge was providing the needed assistance to bring about results that would ultimately help our teachers and students be successful. I knew that something was needed, but what that something was I was not sure. Fortunately, Richneck Elementary was provided a wonderful opportunity of being assigned a mathematics coach for three years by way of a grant that the Newport News Public School division was awarded to support military-connected students. In addition, the grant supported teachers to work toward their Mathematics Specialist degree. As a result, Karen Joos, Mathematics Coach, received her master\u27s in education with an endorsement as a Mathematics Specialist. David Hundley, Mathematics Coach Facilitator, provided support for coaches under this grant. This article will provide a road map for the journey: working with the mathematics coaches and understanding their processes, promoting my leadership philosophy in relation to the new rigor of the state standards, improving communication through lessons learned, and identifying the collaboration process to achieve the best results for the school and community

    [Review of] Matibag, Eugenio. Haitian-Dominican Counterpoint

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    Those unfamiliar with the Dominican Republic and Haiti would probably think that the two countries with their different languages and cultures are distinct and separate historically as they are culturally. The French and African heritage of Haiti is often contrasted with the Spanish heritage of the Dominican Republic. Matibag demonstrates that the two cultures and nations are intertwined at a level that would surprise even the informed scholar

    Poor Women with Sexually Transmitted Infections: Providers’ Perspectives on Diagnoses

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    This article presents results from a study of health care providers, mainly nurses and nurse practitioners, who routinely diagnose sexually transmitted diseases (STDs) in rural low-income populations in West Virginia (WV). A qualitative analysis of eighteen semi-structured interviews reveals that providers who consistently work with low-income populations believe patients undergo a negative change in self-image in response to a chronic STD diagnosis. Providers express concerns about a number of issues related to low-income, rural women’s access to sexual health care and see the need for more sexuality education, more funding for free and reduced cost clinics, and more available health insurance. Additionally, despite problems working in publicly funded clinic environments, providers attempt to eliminate stigma attached to diagnoses of sexually transmitted disease

    Applied statistics: A review

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    The main phases of applied statistical work are discussed in general terms. The account starts with the clarification of objectives and proceeds through study design, measurement and analysis to interpretation. An attempt is made to extract some general notions.Comment: Published at http://dx.doi.org/10.1214/07-AOAS113 in the Annals of Applied Statistics (http://www.imstat.org/aoas/) by the Institute of Mathematical Statistics (http://www.imstat.org

    CSM programs SM RCS propellant quantity gaging systems program

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    Computer program calculates actual and useable remaining propellant quantities as required in positive expulsion rocket engine propellant feed system. Program establishes relationship between helium system pressures and temperatures and propellant weight remaining in tanks. Program is written in FORTRAN 4 for IBM-360 computer

    Comment on ``Consistency, amplitudes and probabilities in quantum theory'' by A. Caticha

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    A carefully written paper by A. Caticha [Phys. Rev. A57, 1572 (1998)] applies consistency arguments to derive the quantum mechanical rules for compounding probability amplitudes in much the same way as earlier work by the present author [J. Math. Phys. 29, 398 (1988) and Int. J. Theor. Phys. 27, 543 (1998)]. These works are examined together to find the minimal assumptions needed to obtain the most general results

    Flexible radiator system: Executive summary

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    A full scale prototype flexible radiator panel was designed, built and tested. The panel, has approximately 173 sq ft of radiating area and is designed to reject 1.33 kW of heat to a 0 F sink with a 100 F fluid inlet. The panel is constructed from a flexible Teflon/silver mesh fin surrounding 1/8 inch Teflon tubes. The prototype panel is stowed on a 10 inch diameter by 4 foot wide drum. (It rolls up to a diameter of 17 inches when fully stowed). Deployment of the soft tube prototype is via two four inch diameter Kevlar/Mylar inflation tubes with flat springs incorporated in each tube. Nitrogen is normally used for the deployment with approximately 1 psi required. The springs retract the panels when the inflation tubes are deflated. Another method of deployment available for the soft tube flexible is a motor driven deployable boom. This eliminates the need for expendables when the panel area is varied during the mission for heat load control. The soft tube panel is designed for a 90% probability of no punctured tube in a 30 day mission. The acceptable working fluids for this soft tube flexible are Coolanol 15, Coolanol 20 and Glycol/water (a eutectic mixture)

    Development of deployable structures for large space platform systems. Volume 1: Executive summary

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    Candidate deployable linear platform system concepts suitable for development to technology readiness by 1986 are reviewed. The systems concepts were based on trades of alternate deployable/retractable structure concepts, integration of utilities, and interface approaches for docking and assembly of payloads and subsystems. The deployable volume studies involved generation of concepts for deployable volumes which could be used as unpressurized or pressurized hangars, habitats and interconnecting tunnels. Concept generation emphasized using flexible materials and deployable truss structure technology

    Development of deployable structures for large space platform systems, volume 2

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    Ground test article design, deployable volumes concept development, habitat and hangar conceptual designs, and deployable volumes analyses are addressed
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