04764nam 2200529Ia 450 991081896450332120200520144314.00-309-59163-5(CKB)2550000000032782(EBL)3377828(SSID)ssj0000675003(PQKBManifestationID)11378966(PQKBTitleCode)TC0000675003(PQKBWorkID)10661791(PQKB)10197616(OCoLC)567838428(MiAaPQ)EBC3377828(EXLCZ)99255000000003278220000412d1995 uy 0engur|n|---|||||txtccrStatistical methods for testing and evaluating defense systems /Panel on Statistical Methods for Testing and Evaluating Defense Systems, Committee on National Statistics, Commission on Behavioral and Social Sciences and Education, National Research Council1st ed.Washington, D.C. National Academy Pressc19951 online resource (x, 84 pages) illustrationsDescription based upon print version of record.Includes bibliographical references.""Statistical Methods for Testing and Evaluating Defense Systems""; ""Copyright""; ""Contents""; ""Preface""; ""Executive Summary""; ""KEY ISSUES""; ""Experimental Design""; ""Testing of Software-Intensive Systems""; ""System Reliability, Availability, and Maintainability""; ""Use of Modeling and Simulation in Operational Testing""; ""TOPICS FOR FURTHER STUDY""; ""1 Introduction""; ""STUDY CONTEXT""; ""The Defense Acquisition Process""; ""Operational Testing as Part of the Acquisition Process""; ""PANEL OBJECTIVES""; ""STATISTICS AND INFORMATION MANAGEMENT IN DEFENSE TESTING""""Operational Testing of Complex Systems"" ""Overview""; ""A Continuum of Information Gathering""; ""Complex Testing Conditions""; ""Effects of Constrained Test Resources""; ""Testing and Evaluation in Nonmilitary Applications""; ""Conclusion""; ""THIS REPORT AND FUTURE WORK""; ""2 Use of Experimental Design in Operational Testing""; ""CASE STUDY #1: APACHE LONGBOW HELICOPTER""; ""Some Issues and Concerns""; ""Choice of Test Scenarios""; ""Uncertain Scoring Rules, Measurement Inefficiencies""; ""Testing Only Inside the Envelope?""; ""CASE STUDY #2: THE ATACMS/BAT SYSTEM""""Plans for Operational Testing"" ""Important Test Factors and Conditions""; ""Possible Statistical Methods and Aspects for Further Consideration""; ""FUTURE WORK""; ""3 Testing of Software-Intensive Systems""; ""ROLE FOR STATISTICAL METHODS""; ""ACTIVITIES TO DATE""; ""FUTURE WORK""; ""4 System Reliability, Availability, and Maintainability""; ""RELIABILITY, AVAILABILITY, AND MAINTAINABILITY TESTING AND EVALUATION IN THE MILITARY SERVICES""; ""VARIABILITY IN RELIABILITY, AVAILABILITY, AND MAINTAINABILITY POLICY AND PRACTICE""; ""INDUSTRIAL (NONMILITARY) STANDARDS""; ""FUTURE WORK""""5 Use of Modeling and Simulation in Operational Testing""" "SCOPE, PROCEDURES, AND PROGRESS TO DATE""; ""CONCERNS""; ""Rigorous Validation of Simulations Is Infrequent""; ""Little Evidence Is Seen for Use of Statistical Methods in Simulations""; ""DoD Literature on Use of Simulations Often Lacks Statistical Content""; ""Distributed Interactive Simulation Raises Additional Concerns""; ""Simulations Cannot Identify the Unknown Unknowns?""; ""FUTURE WORK""; ""6 Efforts Toward a Taxonomic Structure of DoD Systems for Operational Testing""; ""PRELIMINARY WORK TOWARD A TAXONOMIC STRUCTURE""""FUTURE WORK"" ""Appendices""; ""APPENDIX A""; ""The Organizational Structure of Defense Acquisition""; ""APPENDIX B""; ""A Short History of Experimental Design, with Commentary for Operational Testing""; ""THE VALUE OF CONTROLS, BLOCKING, AND RANDOMIZATION""; ""VARYING MORE THAN ONE FACTOR AT A TIME""; ""OPTIMAL EXPERIMENTAL DESIGNS""; ""RESPONSE SURFACE DESIGNS""; ""BAYESIAN AND SEQUENTIAL EXPERIMENTAL DESIGNS""; ""APPENDIX C""; ""Selecting a Small Number of Operational Test Environments""; ""DUBIN'S CHALLENGE AS A SAMPLING PROBLEM""; ""AN APPROACH TO MODELING THE SCENARIO STRUCTURE""""ISSUES AND ALTERNATIVES""Weapons systemsUnited StatesArmed ForcesWeapons systemsTestingStatistical methodsWeapons systems.National Research Council (U.S.).Panel on Statistical Methods for Testing and Evaluating Defense Systems.MiAaPQMiAaPQMiAaPQBOOK9910818964503321Statistical methods for testing and evaluating defense systems4079648UNINA