SULIT Corning Gorrila Co. produces custom made glass for car windows. Table 2(c) below shows the thickness of the glass
Posted: Fri Jul 01, 2022 6:53 am
SULIT Corning Gorrila Co. produces custom made glass for car windows. Table 2(c) below shows the thickness of the glass in millimeter samples for 15 days. Calculate the X bar-R chart's center line, upper control limit and lower control limit. Then plot a complete X bar-R control chart. Corning Gorrila Co, menghasilkan cermin kereta khas. Jadual 2 (c) di bawah menunjukkan ketebalan cermin berkenaan yang disampelkan dalam 15 hari dalam ukuran milimeter. Kirakan garisan tengah untuk carta kawalan X-bar- R had kawalan atas dan had kawalan bawah. Kemudian Plotkan carta kawalan X-bar-R. DAY HARI 1 SAWN. 2 3 4 5 678910121314553 Table 2 (c)/Jadual 2 (c) SAMPLE'S MEASUREMENT (mm) BACAAN SAMPEL (mm) X2 7.2 7.3 7.2 X1 7.4 7.5 NE 7.2 7.3 7.2 7.4 7.6 7.3 7.35 7.4 7.4 7.8 7.3 7.3 7.1 7.2 7.3 7.3 7.6 7.4 7.2 7.4 7.4 7.8 7.4 7.2 7.3 DJF51082: QUALITY CONTROL X3 7.5 7.4 7.4 7.1 7.3 7.3 7.7 7.5 7.3 7.3 7.3 7.9 7.2 7.5 7.5 X4 7.6 7.4 7.4 7.1 7.2 7.3 7.7 7.3 7.3 7.4 7.3 7.8 7.3 SULIT 7.3 7.4 [14 marks] [14 markah]