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1、控制圖的系數(shù)和公式表子組容量XR圖*XS圖*均值X圖極差R圖均值X圖標準差S圖計算控制限用的系數(shù)標準差估計值的除數(shù)計算控制限用的系數(shù)計算控制限用的系數(shù)標準差估計值的除數(shù)計算控制限用的系數(shù)nA2d2D3D4A3C4B3B421.881.1283.2672.6590.79793.26731.0231.6932.5741.9540.88622.56840.7292.0592.2821.6280.92132.26650.5772.3262.1141.4270.942.08960.4832.5342.0041.2870.95150.031.9770.1492.7040.0761.9241.1820.95
2、940.1181.88280.3732.8470.1361.8641.0990.9650.1851.81590.3372.970.1841.8161.0320.96930.2391.761100.3083.0780.2231.7770.9750.97270.2841.716110.2853.1730.2561.7440.9270.97540.3211.679120.2663.2580.2831.7170.8860.97760.3541.646130.2493.3360.3071.6930.850.97940.3821.618140.2353.4070.3281.6720.8170.9810.4
3、061.594150.2233.4720.3471.6530.7890.98230.4281.572160.2123.5320.3631.6370.7630.98350.4481.552170.2033.5880.7381.6220.7390.98450.4661.534180.1943.640.3911.6080.7180.98540.4821.518190.1873.6890.4031.5970.6980.98620.4971.503200.183.7350.4151.5850.680.98690.511.49210.1733.7780.4251.5750.6630.98760.5231.
4、477220.1673.8190.4341.5660.6470.98820.5341.466230.1623.8580.4431.5570.6330.98870.5451.455240.1573.8950.4511.5480.6190.98920.5551.445250.1533.9310.4591.5410.6060.98960.5651.435控制限計算UCLX/LCLX=XA2RUCLX/LCLX=XA3SUCLR=D4RUCLS=B4SLCLR=D3RLCLS=B3S=R/d2=S/C4*摘自ASTMSTP15D，數(shù)據(jù)和控制圖分析形式手冊1976年版，第134136頁。ASTM版權(quán)所有
5、，經(jīng)允許后復制（1916Race+Street，Philadelphia，Pennsylvania19103）控制圖的系數(shù)和公式表子組容量中位數(shù)圖*單值圖*中位數(shù)X圖極差R圖單位X圖極差R圖計算控制限用的系數(shù)標準差估計值的除數(shù)計算控制限用的系數(shù)計算控制限用的系數(shù)標準差估計值的除數(shù)計算控制限用的系數(shù)nA2d2D3D4E2d2D3D421.881.1283.2672.661.1283.26731.1871.6932.5741.7721.6962.57440.7962.0592.2821.4572.0592.28250.6912.3262.1141.292.3262.11460.5482.5342.
6、0041.1842.5342.00470.5082.7040.0761.9241.1092.7040.0761.92480.4332.8470.1361.8641.0542.8470.1361.86490.4122.970.1841.8161.012.970.1841.816100.3623.0780.2231.7770.9753.0780.2231.777控制限計算UCLX/LCLX=XA2RUCLX/LCLX=XE2RUCLR=D4RUCLS=D4RLCLR=D3RLCLS=D3R=R/d2=S/C4*摘自ASTMSTP15D，數(shù)據(jù)和控制圖分析形式手冊1976年版，第134136頁。ASTM版權(quán)所有，經(jīng)允許后復制（1916Race Street，Philadelphia，Pennsylvania 19103）*A系數(shù)取自ASTMSTP15D“數(shù)據(jù)和效率表“，包含在W.J.Dixon和F.J.Massey,Jr.,統(tǒng)計分析概論(第三版,1969年488頁)中;McGraw-Hill Book Company,New York.
控制圖的系數(shù)和公式表
