【7A文】Sigma 英文标准培训教材.ppt

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1、6OverviewSixSigma:-ADefinition-AppliedtoGE-GEQualityInitiative-WhyThisApproach?-OriginofSixSigma-The“BreakthroughStrategy”-ArrivingatSigmaSixSigmaStructureKeyConcepts&ToolsAPracticalExampleAnOverview....NotalotofDetails!!6Overview“SixSigma”Ifwecan’texpresswhatweknowintheform

2、ofnumbers,wereallydon’tknowmuchaboutit.Ifwedon’tknowmuchaboutit,wecan’tcontrolit.Ifwecan’tcontrolit,weareatthemercyofchance.MikelJ.HarryPresident&CEOSixSigmaAcademy,Inc.ARigorousMethodforMeasuring&ControllingOurQuality“...willbringGEtoawholenewlevelofqualityinafractionofthetim

3、eitwouldhavetakentoclimbthelearningcurveonourown.”JohnF.Welch,Jr.1995GEAnnualReport6OverviewWhatDoes“Sigma”Mean?SigmaisaMeasureoftheConsistencyofaProcessIt(isAlsothe18thLetterintheGreekAlphabet!WhyDoesGENeedAQualityInitiative?GERaisingTheBarNewGoaltobe“BestintheWorld”vs.#1

4、or#2CustomersareExpectingMore,weMustDeliver“Ship-and-fix”ApproachnoLongerToleratedintheMarketAimtoSpeedPastTraditionalCompetitorsin5YearsGoalConsistentwithReducedTotalCostsWeMustAcknowledgeOurVulnerabilitiesPoorQualityThatImpactsCustomersProblemswithNPITooHighInternalCosts6Ov

5、erviewWeNeedaMajorInitiativetoMoveFromWhereweAretoWhereweWanttobe6OverviewWhyDoesGENeedAQualityInitiative?40%35%30%25%20%10%15%5%CostofFailure(%ofSales)DefectsperMillion3.4233621066,807308,537500,000Sigma654321EstimatedCostofFailureinUSIndustryis15%ofSales;TakingGEFroma3toa6

6、CompanyWillSave~$10.5BillionperYear!Why“SixSigma”?ProvenSuccessfulin“Quality-Demanding”Industriese.g.,Motorola,TexasInstruments(manyprocessstepsinseries)ProvenMethodtoReduceCostsHighlyQuantitativeMethod–ScienceandLogicInsteadofGutFeelIncludesManufacturing&Service(closetocusto

7、mer)andProvidesBridgetoDesignforQualityConceptsHasSupportandCommitmentofTopManagementItWorks!!!6OverviewSigma3456SpellingMoneyTime1.5MisspelledWordsperPageinaBook1MisspelledWordper30PagesinaBook1MisspelledWordinasetofEncyclopedias1MisspelledWordinalloftheBooksinaSmallLibr

8、ary$2.7MillionIndebtednessper$1BillioninAssets$570Indebtednes