均值极差控制图中子组大小和子组个数是什么意思?
最低0.27元开通文库会员,查看完整内容>;原发布者:weifeng297常用计量值控制图系数表均值图子组控制限计标准差估e68a84e799bee5baa631333433623763容量算系数计的除数n2345678910111213141516171819202122232425A21.88001.02300.72900.57700.48300.14900.37300.33700.30800.28500.26600.24900.23500.22300.21200.20300.19400.18700.18000.17300.16700.16200.15700.1530UCLXA2RCLXLCLXA2R极差R图控制限计算系数D30.00000.00000.00000.00000.00000.07600.13600.18400.22300.25600.28300.30700.32800.34700.36300.73800.39100.40300.41500.42500.43400.44300.45100.4590CLRLCLD3R均值图控制限计标准差估算系数计的除数A3C42.65900.79791.95400.88621.62800.92131.42700.94001.28700.95151.18200.95941.09900.96501.03200.96930.97500.97270.92700.97540.88600.97760.85000.97940.81700.98100.78900.98230.76300.98300.73900.98450.71800.98540.69800.98620.68000.98690.66300.98760.64700.98820.63300.98870.61900.98920.60600.9896UCLXA3SUCL=X+A3SS/C4CLXCL=XLCL=X-A3SLCLX-A3S单值X图控制限计标准差估算系数计的除数E22.66001.77201.45701.2900d21.12801.69602.05902.3260标准。
在管制图中,A2,D3,D4之值怎么确定?有\ chinatown226@163.com 在管制图中,A2,D3,D4 的值都是由常数,查表可以查到,你搜“控制图常用系数表”就知道了。A2,D3,D4的选择需要看你的子组样本大小来确定,。