软件项目管理讲义25度量与分析

garnett8521
1 ℃
2020-06-26

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•If you don’t know where you are, a map won’t help ‐WATTS S. HUMPHREYpWh•What you cannot measure, you cannot manage ‐DRUCKER••••••//••••••••••112233••••••ISO/IECISO/IEC91269126FunctionalityFunctionalityRlibilitRlibilitPortabilityPortability91269126ReliabilityReliabilityUsabilityUsability率率EfficiencyEfficiencyMaintainabilityMaintainabilityyy数度量产评验证认测试标过评•–––––––––ReviewQuality(TotalDefect/ManHours)3.00oursUCL25.00Codequality(TotalDefect/KLOC)0.001.002.001357911131517Defect/ManHoActualLCLAverage5.0010.0015.0020.0025.00Defect/klocUCLActualLCLAverageWeek0.001357911131517DefectDensinity(TotalDefect/TestCase)DefectDensinity(TotalDefect/TestCase)0050.100.15estCaseUCLActualTestEfficiency(TotalDefect/ManHours)0.400.60ManHourUCLActual-0.050.000.05135791113151719WeekDefect/TeLCLAverage0.000.201357911131517WeekDefect/MLCLAverageProgram/ProjectNameReleaseX.Y.ZProblemArrivalsClosures&Backlog(Severity-Critical&Major)81012blems2468umberofProb0221-Jul-0228-Jul-0204-Aug-0211-Aug-0218-Aug-0225-Aug-0201-Sep-0208-Sep-0215-Sep-0222-Sep-0229-Sep-0206-Oct-0213-Oct-0220-Oct-0227-Oct-0203-Nov-0210-Nov-0217-Nov-0224-Nov-02NuProblemArrivalsProblemClosuresProblemBacklogsProgram/ProjectNameReleaseX.Y.ZProblemBacklogAge(Severity-Critical&Major)ProblemBacklogAge(Severity-Critical&Major)16250e101214blems150200acklogAg468cklogPro100150roblemBa0240202222202020202020202020202020202Bac050TotalPr21-Jul-028-Jul-004-Aug-011-Aug-018-Aug-025-Aug-001-Sep-008-Sep-015-Sep-022-Sep-029-Sep-006-Oct-013-Oct-020-Oct-027-Oct-003-Nov-010-Nov-017-Nov-024-Nov-0=365days180-364days90-179days30-89days14-29days14daysTotalProblemBacklogAgeTotalProblemBacklogAgeGoal601204050801003040608010202040006Sigma6SigmaSS/•: ••‐••1//2=(‐2=()/(‐) 3391015%7815%35%735%•191027836••1910191027820%3620%•–S=P*A1+M*A2+E*A3–SPPMEEAx‐‐•50••303030••••••••MAMA•••••••••PAPA•2, 8••SG 1•SG2•SG 2SG1SG 1•SP 11SP12•SP 12•SP13SP 13•SP 14SP11SP 119SP119SP1.199999999SP12SP 129SP1.29‐‐‐‐‐99‐‐‐99999SP13SP 139SP1.39999999SP14SP 149SP1.49999999999SG1SG 1‐‐‐‐•SP 11SP12•SP 12•SP13SP 13•SP 14SG 2•SP 21•SP22SP 22•SP 23•SP 24SP21SP 21•SP2.19999999SP22SP 229SP2.299999SP23SP 2399SP2.399999SP24SP 249SP2.4999999SG 2‐‐‐‐•SP 21•SP22SP 22•SP 23•SP 24•–––––––