X—R 管 制 圖管制圖編號： 製 品名 稱管制項目測量單位日期/時間H104PC溝槽寬度123456規 格上限 USL中心限CL下限 LSL78標 準群組數大小25.9025.8025.709105總組數251112X 圖上限 UCL25.82中心限CL下限 LCL1314管 制R圖0.080.040.001718製 造部 門機 別測 定 者192021ＣＮＣＴＰ０５222324期 間抽樣方法25.8025.781516日 期25隨機3月10日合 計ΣＸ＝ΣＲ＝3224.95批樣本測定值號1234525.7825.7925.8225.8125.7825.7925.7825.7825.8325.8325.7725.8425.8025.8325.7825.7925.8325.8025.7925.7925.8025.7925.8025.8025.7925.8125.8025.7725.8325.8125.8125.7825.7625.8425.7825.8125.8225.8025.7725.8025.8125.7825.8125.8125.8125.8225.8425.8225.7925.8125.8025.8025.8225.8425.8225.8125.8025.7825.8025.7625.7925.8025.7825.8225.7925.7825.7925.8425.8125.7825.8125.8125.8125.7825.8125.7925.8125.7825.7825.7725.8025.8125.7925.8325.7825.8225.8325.8125.7625.8125.7925.8125.8025.8125.8125.8025.7825.8025.8125.7925.7825.8125.7925.8225.7725.8025.8025.8025.8025.7725.8025.8025.8225.7925.7825.7925.7925.8225.7825.7925.8325.7825.8025.7725.821.00量測數值的判定條件> USL 藍色< LSL 紅色 Ｎ＝125ΣＸＸR128.95129.00128.97129.08128.95129.01128.97128.91129.09128.93128.99129.09129.00128.97128.96128.97129.00129.06129.00128.98129.05128.99129.03128.95129.02 平 均Ｘ＝25.7925.8025.7925.8225.7925.8025.7925.7825.8225.7925.8025.8225.8025.7925.7925.7925.8025.8125.8025.8025.8125.8025.8125.7925.8025.800.030.010.050.060.050.020.040.030.040.070.050.040.040.070.040.030.040.040.030.030.030.060.020.040.04R=0.04預估不良率 (PPM)xＸ管制圖26.00 25.90 25.80 25.70 25.60 123456789101112131415161718192021222324250製程能力分析 Std.Dev.=0.02R管制圖0.10 0.08 0.06 0.04 0.02 0.00 12345678910111213141516171819202122232425 Sigma =0.02ＰＰＫ=1.76 PP =1.79 Ca =1.38%ＣＰＫ=1.91 CP =1.94Grade =A備註及原因追查: