




版权说明:本文档由用户提供并上传,收益归属内容提供方,若内容存在侵权,请进行举报或认领
文档简介
MetricsandBenchmarkingPresentedtoWayneKellyPrincipalConsultantQualityAssurancePracticeApril27,2004ContentsIntroductiontoMetricsWhatisMetrics?WhyMetrics?ProjectMetricsProgramObjectivesMetrics-CustomerNeedMeasuresandMetricsImprovementCycleMeasures–DataElementsToolsforMeasurementMetricsCalculationMetricsRoadmapMetricsAnalysis-Examples2of37Quote3of37Itisnotsufficienttoproducesoftwaredefectmetrics-likehowmanyraised,howmanyoutstanding,fixedbyseverityandurgency.Wemustprovethattheactivitiesofthetestteamareacosteffectiveandefficientuseofstaff.TestMetricsWithoutTears-DavidVaughnIntroductiontoMetrics4of37WhatIsMetrics?Metrics-Derivedfromtheword“metre”-Quantitativeindicatorofperformanceofas/wprocessorproduct.Metricsisacannot-do-withoutprojectmanagementtoolVisibilityintoprojectexecutionAnalysisofprocessstrengthsandweaknessesyoucannotmanageorimprovewhatyoucannotmeasure5of37“Youcan’tcontrolwhatyoucan’tmeasure”-TomDeMarcoWhyMetrics?6of37Establishameasurementandcontinousimprovementcultureacrossthecompany.ImprovedqualityofsoftwareacceptedintoproductionHelpmanagementandemployeesmakewell-informedanddecisionsAlertmanagementaboutriskstoprojectgoals,schedulesandsoftwarequalityProvidesanobjectiveassessmentofthestateofthesoftwareWhyMetrics?ContinuedMetricsprovideinputsforfutureestimationsandplanningTheactualperformanceofthepastinquantitativetermsbecomesastartingpointforfutureestimatesHelpsinsettinggoalsandtargetsBetterresourceplanning
MetricsidentifytheareasforimprovementsForexample,metricscanidentifythephasewhichintroducesthemaximumnumberoferrorsMetricscanbeusedtoeliminateproblemareasandrootcauses7of378of37SeniorManagementProjectManagementProjectTeamsBenchmarkingSettingimprovementgoalsPerformanceacrossgroupsHowlargeisproject,ReducedefectsBetterestimatesattasklevelConsistency,predictabilityBetterestimation,projectcontrolEffort,defect,schedule,sizeCostofQuality,Effort&DefectDistribution,Quality,ProductivityEstimationAccuracy,Quality,Productivity,DevelopmentCost,ROIWhyisitMeasuredWhatisMeasured
MeasurementsdrivecontinuousimprovementacrosstheorganizationMetricsProgramObjectivesMustbeclearlydefinedandPOSITIVE
DrivenbycriticalbusinessobjectivesMeasuresattheenterprise,program,projectandapplicationlevelsProvidequantitativeinformationofkeydrivers(i.e.schedule,estimatingaccuracy,defects)thatimprovesdecisionmakingintimetoaffectthebusinessoutcomeandsuccessfulmanagementofaproject9of37MultipleperspectivesofaMetricsprogram10of37CUSTOMERPERSPECTIVE"WHATCUSTOMERNEEDSMUSTWESERVE?”LEARNINGPERSPECTIVE"TOACHIEVEOURGOALS,HOWMUSTOURORGANIZATIONLEARN,INNOVATEANDIMPROVE?”“WHATFINANCIALOBJECTIVESMUSTWEACCOMPLISH?WHATISTHECOSTPerFUNCTIONPOINT?”FINANCIALPERSPECTIVE“TOSATISFYOURCUSTOMERS,INWHICHINTERNALBUSINESSPROCESSESMUSTWEEXCEL?”INTERNALPERSPECTIVEMeasuresandMetrics11of37MeasuresMeasuresarethefundamentalbuildingblocksofameasurementsystem12of37MeasuresDefectsSizeEffortScheduleCostMetricsMetricsarederivedoutofmeasures13of37MeasuresMetricsDefectsSizeEffortScheduleCostProductivityDeliveredQualityDefectRemovalEfficiencyCostofQualityReviewEffectivenessInternalPerspectiveMetricsMetricsarederivedoutofmeasures14of37MeasuresMetricsDefectsSizeEffortScheduleCostProductivityDeliveredQualityDefectRemovalEfficiencyCostofQualityRevieweffectivenessReturnonInvestmentTotalCostofOwnershipInternalPerspectiveFinancialPerspectiveImprovementCycle15of37GatherAnalyseActImproveMeasuresMetricsDefectsSizeEffortScheduleCostProductivityDeliveredQualityDefectRemovalEfficiencyCostofQualityRevieweffectivenessReturnonInvestmentTotalCostofOwnershipLearningPerspectiveMeasures-DataElementsDefects#ofdefectsDefectdescriptionStageinjected&detectedSeverityStatus16of37EffortPlannedvs.actualActivities(Task,review,rework)ResourcegroupsWeekendingdatePhasewisepersoneffortMeasuresMetricsDefectsSizeEffortScheduleCost
ScheduleStartdate(Planned,Actual)Enddate(Planned,Actual)Milestonedate(Planned,Actual)SizeProgramreferenceLanguageusedSourceLinesofCode(InitialandFinal)FPoutofSLOCCostPerPhasePlanVsActGroupMeasures–ToolsUsed
toAutomaticallyCapturetheDataElementsDefects
ExcelTemplateClearQuestDefectLogs17of37EffortExcelTemplateTimeTrackingMSProjectPlanViewMeasuresMetricsDefectsSizeEffortScheduleCost
ScheduleWBSExcelTemplateMSProjectPlanViewSizeSLOCcountersdependingonthelanguageLaborUnitCostProjectBudgetsMeasures–Size
Exampleoftools18of37Measures–Effort
ExampleofTools19of37Measures–Defect
ExampleofTools20of37MetricsAreCalculatedUsingMeasures21of37MetricsUnitofMeasureMeasuresFormulaProductivityQualityDefectRemovalEfficiencyCostofQualityReviewEffectivenessFP/pmDelivereddefects/pm%%%SizeEffortDefectsSizeDefectsEffortDefectsSizeoftheproduct/TotalEffortinpersonmonthsDefectsfoundduringAcceptanceTesting/SizeOftheproductTotaldefectsdetectedbeforeQA/TotaldefectsdetectedincludingQAReview+Test+Training+Reworkeffort*100/TotaleffortfortheprojectDefectsdetectedbymeansofreviews/Defectsdetectedbymeansofreviews+testingMetricsRoadmap22of37MetricProgram
CriticalSuccessFactorsDefineclearobjectivesandkeepthemPOSITIVEDrivenbykeybusinessissuesEnsurethattheprocessisrolledouteffectively–targetasubset,test,validateandimproveBeginwithmanualmethodsthen,considerautomation(DataDrill)Train,Train,TrainProvidetimefortheprocessestomature;variabilitytendstobeveryhighinitially–expectnoiseandchangeAssisttheprojectteamsinunderstanding,analyzingandimprovingtheprocessesthroughmetricreportingCommunicate,Communicate,Communicate23of37ImplementingAMetricsProgram24of37ObtainExecutiveSponsorDefinethebusinessandITobjectivesforthemeasurementandimprovementprogram(mustbedatadriven)ConductJADsessiontoidentifypossiblemeasuresSelectmeasuresthatalignwithprogramobjectivesandimproveITperformanceIdentifytheinformationrequirement,author,datasourceandtoolsIdentifythecoresetorphasedimplementationplanformeasuresandvalidatewithauthor,contributoranduserthattheyalignwithproject,departmentandorganizationalgoalsImplementingAMetricsProgram25of37Developthemetriccollectionandreportingsolutionincludingautomation,collection,graphingandreportingprocessesTest,finetune,verifyandpilotallreportsandmeasuresPackagemultiplemeasuresintoametricsreleaseIdentifyandtrainacoreteamofauthors,contributorsandusersintheinterpretationanduseofallmeasurestoimprovebusinessresultsProductionrolloutbeginsMonitor,improve,retireandimplementnewmeasuresastheorganizationmaturesinprocessandmeasurementcapabilitiesCapture,communicateandinformallofProgramresultsIntegrateintoaBusinessperformanceProgramMetricsProgram
Dependencies26of37AlignmentwiththeITGovernanceand/orPMOProgramAlignmentwithcertificationobjectives(CMM/CMMI/Iso,etc)DefinitionofmeasurementrolesandresponsibilitiesIntegrationintotheteam,departmentandorganizationalprocessesConsistencyinthecodingandcollectionofmetricsProduction-izingthecollectionandreportingprocessOverallreportdesignandinterpretationTQMleadershipandfacilitationAlignmentwiththeorganizationalscorecardRelevantindusrtyfiguresforbenchmarkingobjectivesTheBusinessPerformanceProgram
27of3728of371Initial2Repeatable3Defined4Managed5OptimizingDatadefinitionandcollectionisstandardizedacrosstheOrganizationDataisusedtounderstandtheprojectQuantitativelyEstablishPCBFocusonreducingvariabilityDataiscollectedandusedinalldefinedprocessesDataissystematicallysharedacrossprojects
StandardizemetricscollectionImprovemetricsreliabilityOrganizationlevelProcessDatabaseIndividualprojectsplanandmanagedataStartcollectionofmeasuresProjectlevelmetrics
Dataisusedtoevaluateandselectprocessimprovements
ImprovemeancapabilityMetricsRoadmap
inTermsofCMMLevelsPredictabilityGoesUpLevel2-Whatyoucanexpect…29of37DeploymentMetricsatProjectlevelformonitoringandcontrollingSQAisidentifiedtohelpprojectsinmetricscollectionToomuchoffollow-upfordataRegularstatustrackingofprojectsusingmetricsBenefits
CultureisbeingestablishedProjectleveldecisionsaretakenbasedonmetricsTrackingbecomeseasierinprojectsAwareness/CultureMetricsidentificationanddefinitionOrientationonvariousmetricsAlittlecynicismfromprojectsideFearofmetricsusageagainstindividualsInfrastructu
温馨提示
- 1. 本站所有资源如无特殊说明,都需要本地电脑安装OFFICE2007和PDF阅读器。图纸软件为CAD,CAXA,PROE,UG,SolidWorks等.压缩文件请下载最新的WinRAR软件解压。
- 2. 本站的文档不包含任何第三方提供的附件图纸等,如果需要附件,请联系上传者。文件的所有权益归上传用户所有。
- 3. 本站RAR压缩包中若带图纸,网页内容里面会有图纸预览,若没有图纸预览就没有图纸。
- 4. 未经权益所有人同意不得将文件中的内容挪作商业或盈利用途。
- 5. 人人文库网仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对用户上传分享的文档内容本身不做任何修改或编辑,并不能对任何下载内容负责。
- 6. 下载文件中如有侵权或不适当内容,请与我们联系,我们立即纠正。
- 7. 本站不保证下载资源的准确性、安全性和完整性, 同时也不承担用户因使用这些下载资源对自己和他人造成任何形式的伤害或损失。
最新文档
- 共享出行新模式在2025年共享汽车市场的应用研究报告
- 的体育活动策划方案(模板)
- 内科护理典型案例分析
- 2025二手房买卖交易合同范例aa
- 孕期心理与儿童健康讲座
- 肾内科常见检验
- 2025年网络文学出海案例分析:跨文化传播与市场融合报告
- 2025工业柴油铁路运输采购合同
- 2025企业股权质押借款合同协议
- 2025年金融客户关系管理(CRM)市场竞争策略分析报告
- 2025年公开招聘事业编制教师公共基础知识考试题库及答案
- DG-TJ08-2120-2025 集体土地所有权调查技术标准
- 2024年安徽省濉溪县人民医院公开招聘医务工作人员试题带答案详解
- 2025年浙江省宁海县事业单位公开招聘辅警考试题带答案分析
- 中国PET再生料市场供需格局及未来发展趋势报告
- 消化内科重点专科申报
- 2025年低空经济试题及答案
- 四川省广安市(武胜、岳池、华蓥)2024-2025学年八年级下学期期末考试物理试卷(含答案)
- 脑卒中的饮食护理课件
- 盾构安全培训课件模板
- 食管癌的围手术期护理
评论
0/150
提交评论