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ID:33926582
大小:802.84 KB
页数:33页
时间:2019-02-28
《ibm 项目管理系列培训讲义9》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、Unit09–EstimatingOctober2004
2、ProjectManagement
3、WilhelmF.Neuhäuser©IBMCorporation2003ProjectManagementAgendaUnit9:EstimatingObjectivesReasonsforestimatingLevelsofestimatingEstimatemethodologies-accordingtoPMIEffort,duration,andelapsedtimeEstimatingtoolselectionissuesKeyMessages-Unit9
4、2Unit09
5、Estimating©IBMCorporation2003ProjectManagementObjectivesAttheendofthismodule,youwillbeableto-UsefundamentalestimatingprocessestodetermineprojectexpensesanddurationApplyvariousmethodologiesinprojectestimatingUsedifferentestimatingtoolsinprojectplanningIncorporateriskfactorsintop
6、rojectestimates3Unit09
7、Estimating©IBMCorporation2003ProjectManagementDefinitionsCostestimating:EstimatingthecostsoftheresourcesneededtocompleteactivitiesCostbudgeting:Allocatingthecostestimatestoindividualprojectcomponentssotheycanbemeasuredormanaged4Unit09
8、Estimating©IBMCorporation2003P
9、rojectManagementWhatisanEstimate?Estimatingis–AnassessmentofthelikelyquantitativeresultUsuallyappliedtoprojectcostfactorsandtothescheduleShouldincludesomeindicationofaccuracy(e.g.,+/-xpercent)Usuallyusedwithamodifier(e.g.,preliminary,conceptual,feasibility)Estimatingisnot-Anaccountstr
10、ategyPricingInvestmentmarketingClient/projectsponsorsatisfactionSoftwareortoolsFindingthefastestway5Unit09
11、Estimating©IBMCorporation2003ProjectManagementReasonsforEstimatingToevaluateaproject'sestimatedexpensesToprovideabasisfortrackingandmanagingprojectexpendituresusingactivity-bas
12、edcostingorothermethodsToestablishamanagerialbaselineagainstwhichtomeasureactualexpendituresToprovidetheprojectmanagerwithatoolforevaluatingroutineprojectdecisionsToprovidefact-basedinformationinsupportoftheinvestmentanalysisofthefinancialassessmentenablingprocess6Unit09
13、Estimating©IBMC
14、orporation2003ProjectManagementLevelsofEstimatingTop-down:Ahigh-levelestimateofprojectsortheirsummarytasksbasedoncostscaling,analogy,orexperienceBottom-up:Averydetailedestimateofworktobeconductedfromtheworkpackageup,aggregatedtoreflecttotalprojectcosts-akeyc
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