如果您无法下载资料，请参考说明：
1、部分资料下载需要金币，请确保您的账户上有足够的金币
2、已购买过的文档，再次下载不重复扣费
3、资料包下载后请先用软件解压，在使用对应软件打开
OperationsManagementThedesignandmanagementofsystemstomakeproducts,provideservicesanddeliverthemtotheenduser.Class3:VariabilityandOMTriangleLearningObjectivesCharacteristicsNovariabilityDemandandsupplyareperfectlymatchedWhatisVariability?TypesofVariabilityCanbecontrolledbymakingchangestothesystemWecouldincreaseordecreasethedemandforpumpkinsbyincreasingordecreasingthepriceRestaurantswilladdstaffduringpeakdemand(lunch,dinner,etc.)ShortReviewonProbabilityShortReviewonProbabilityDiscretevs.ContinuousDistributionsDiscretevs.ContinuousDistributionsBasicQuestionsConsideraprocesswithnovariabilityEffectofInputVariability(nobuffer)EffectofInputVariability(nobuffer)DealingwithVariabilityDealwithInputVariability(withbuffer)EffectofInputVariability(withbuffer)EffectofInputVariability(withbuffer)DealwithInputVariability(withcapacity)DealwithInputVariability(withinformation)Activevs.PassiveManagementOMstrategytiedtoorganizationalstrategy(example1)OMstrategytiedtoorganizationalstrategy(example2)OMstrategytiedtoorganizationalstrategy(example3)OMTriangleinBusinessHPvs.DellOperationsatDellOMTriangleinBusinessZaraOMTriangleinBusinessWaltDisneyQuantifyingVariabilityWhyisitimportanttoquantifyvariabilityanditsimpact?Summary…sofarClass3:VariabilityandQueueingAnalysisLearningObjectivesASingleServerProcessQuick“Quiz”Single-ServerQueuingModelWhatistherelationshipamongvariability,inventory(queuelength)andutilization?PKFormulaandOMTriangleImpactofUtilization(ρ=/)UtilizationUtilization:AnImportantInsightImpactofVariabilityImpactofVariabilityImpactofVariabilityEmergencyroom:Point(a)Studentclinic:Point(b)Shouldicehospital:Point(c)QueuingTheorySimpleExamplePracticeProblemSimpleExampleOtherTypesofQueuesWhichtypeofqueuedoyouprefer?Multi-ServerQueuingModelMulti-ServerQueue:P-KFormulaRiskpoolingorDemandaggregationRoadmapofsolvingqueueingquestionsHowtodealwithvariability?Summary
立即下载
