6 Sigma Minitab Basic Tool Introduction

1、6SigmaMinitabBasicToolIntroductionQiwei_GuMOTOROLAandtheStylizedMLogoareregisteredintheUSPatent&TrademarkOffice.Allotherproductorservicenamesarethepropertyoftheirrespectiveowners.©Motorola,Inc.2003.MotorolaDocumentClassification,FileName,RevNumberMOTOROLAandtheStylizedMLogoareregisteredintheUSPatent&TrademarkOffice.Allotherproductorservicenamesarethepropertyoftheirrespectiveowners.©Motorola,Inc.2003.MotorolaDocumentClassification,FileName,RevNumber盒状图/箱图/BoxPlots界外点上尾下尾中位数上四分位下四分位界外点中位数:数据的“中间”。

2、值,50%分位数.上四分位:数据的75%分位数.下四分位:数据的25%分位数.四分位间距:上四分位减去下四分位.上尾:小于”上四分位+1.5倍四分位间距”的最大数据.下尾:大于”下四分位+1.5倍四分位间距”的最小数据.异常点:相对于其他测量值比较极端的点.超过上尾和下尾的数据.MOTOROLAandtheStylizedMLogoareregisteredintheUSPatent&TrademarkOffice.Allotherproductorservicenamesarethepropertyoftheirrespectiveowners.©Motorola,Inc.2003.MotorolaDocumentClassification,FileName,RevNumberMinitab检验工具:StatBasicStatisticsGraphicalSummaryStatBasicStatisticsNormalityTest正态检验GraphProbabilityPlotMOTOROLAandtheStylizedMLogoareregisteredintheUSPaten。

3、t&TrademarkOffice.Allotherproductorservicenamesarethepropertyoftheirrespectiveowners.©Motorola,Inc.2003.MotorolaDocumentClassification,FileName,RevNumber正态检验在对话框中输入检验数据栏MOTOROLAandtheStylizedMLogoareregisteredintheUSPatent&TrademarkOffice.Allotherproductorservicenamesarethepropertyoftheirrespectiveowners.©Motorola,Inc.2003.MotorolaDocumentClassification,FileName,RevNumber正态检验P-value＞0.05为正态分布,P-value≤0.05为非正态分布。MOTOROLAandtheStylizedMLogoareregisteredintheUSPatent&TrademarkOffice.Allotherproduct。

4、orservicenamesarethepropertyoftheirrespectiveowners.©Motorola,Inc.2003.MotorolaDocumentClassification,FileName,RevNumber正态检验P-value＞0.05为正态分布,P-value≤0.05为非正态分布。MOTOROLAandtheStylizedMLogoareregisteredintheUSPatent&TrademarkOffice.Allotherproductorservicenamesarethepropertyoftheirrespectiveowners.©Motorola,Inc.2003.MotorolaDocumentClassification,FileName,RevNumberCp/Cpk计算Minitab路径：StatQualityToolsCapabilityAnalysisNormalMOTOROLAandtheStylizedMLogoareregisteredintheUSPatent&TrademarkOffice.Alloth。

5、erproductorservicenamesarethepropertyoftheirrespectiveowners.©Motorola,Inc.2003.MotorolaDocumentClassification,FileName,RevNumberCp/Cpk计算在对话框内输入LSL和USL，按OK。MOTOROLAandtheStylizedMLogoareregisteredintheUSPatent&TrademarkOffice.Allotherproductorservicenamesarethepropertyoftheirrespectiveowners.©Motorola,Inc.2003.MotorolaDocumentClassification,FileName,RevNumberCp/Cpk计算得到结果：Cp=2.12Cpk=1.76注意：Minitab中的Cp,Cpk要看Pp,Ppk.MOTOROLAandtheStylizedMLogoareregisteredintheUSPatent&TrademarkOffice.Allotherproduc。

6、torservicenamesarethepropertyoftheirrespectiveowners.©Motorola,Inc.2003.MotorolaDocumentClassification,FileName,RevNumber1-1比较方法Minitab路径：StatBasicStatistics2Variances方差比较MOTOROLAandtheStylizedMLogoareregisteredintheUSPatent&TrademarkOffice.Allotherproductorservicenamesarethepropertyoftheirrespectiveowners.©Motorola,Inc.2003.MotorolaDocumentClassification,FileName,RevNumber1-1比较方法在对话框中输入要比较的数据栏。方差比较MOTOROLAandtheStylizedMLogoareregisteredintheUSPatent&TrademarkOffice.Allotherproductorservicename。

7、sarethepropertyoftheirrespectiveowners.©Motorola,Inc.2003.MotorolaDocumentClassification,FileName,RevNumber1-1比较方法方差比较结果中,只要F-Test和Levene’sTest的结论中有一项的P-value≤0.05即可判定为显著差异。如果两个P-value＞0.05则无法判定为有差异。本例中，F-TestPvalue=0.029；Levene’sTestPvalue=0.056,判定为有显著差异。MOTOROLAandtheStylizedMLogoareregisteredintheUSPatent&TrademarkOffice.Allotherproductorservicenamesarethepropertyoftheirrespectiveowners.©Motorola,Inc.2003.MotorolaDocumentClassification,FileName,RevNumber1-1比较方法均值比较Minitab路径：StatBasicStatistic。

8、s2t2-sampletMOTOROLAandtheStylizedMLogoareregisteredintheUSPatent&TrademarkOffice.Allotherproductorservicenamesarethepropertyoftheirrespectiveowners.©Motorola,Inc.2003.MotorolaDocumentClassification,FileName,RevNumber1-1比较方法均值比较在对话框中输入要比较的数据栏。MOTOROLAandtheStylizedMLogoareregisteredintheUSPatent&TrademarkOffice.Allotherproductorservicenamesarethepropertyoftheirrespectiveowners.©Motorola,Inc.2003.MotorolaDocumentClassification,FileName,RevNumber1-1比较方法均值比较结果中,P-value≤0.05即可判定为显著差异。如果两个P-value=0.0。

9、130.05。判定为有显著差异。MOTOROLAandtheStylizedMLogoareregisteredintheUSPatent&TrademarkOffice.Allotherproductorservicenamesarethepropertyoftheirrespectiveowners.©Motorola,Inc.2003.MotorolaDocumentClassification,FileName,RevNumber控制图ControlChartXbar-RChart1NXX2bariCL：CentralLine，控制中心线UCL：UpperControlLimit，控制上限LCL：LowerControlLimit，控制下限UCL、CL、LCL统称为控制线(ControlLine)。UCL=CL+3σLCL=CL-3σMOTOROLAandtheStylizedMLogoareregisteredintheUSPatent&TrademarkOffice.Allotherproductorservicenamesarethepropertyofth。

10、eirrespectiveowners.©Motorola,Inc.2003.MotorolaDocumentClassification,FileName,RevNumber控制图ControlChartMinitab路径：StatControlChartsVariablesChartsforSubgroupsXbar-RMOTOROLAandtheStylizedMLogoareregisteredintheUSPatent&TrademarkOffice.Allotherproductorservicenamesarethepropertyoftheirrespectiveowners.©Motorola,Inc.2003.MotorolaDocumentClassification,FileName,RevNumber控制图ControlChart在对话框中输入要分析的数据栏,并且填入Subgroupsizes。MOTOROLAandtheStylizedMLogoareregisteredintheUSPatent&TrademarkOffice。