Which, if any, of these combinations of an X-bar chart and an S-chart suggest a problem? If
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10 UCL = 9.71 UCL 4.48 Avg = 2.61 Avg = 716 Σ6 LCL 0.74 LCL 4.62 2 4 6 8 10 12 14 16 18 20 2 4 6 8 10 12 14 16 18 20 Group Group UCL = 70.44 70 65 능 60 20 UCL 18.72 Avg 59.80 10 Avg 10.91 LCL = 3.09 LCL = 49.17 2 4 6 8 10 12 14 16 18 20 2 4 6 8 10 12 14 16 18 20 Group Group (c) 700 650 凸600 550 Σ500 450 200 UCL 192.42 UCL 651.18 150 Avg = 129.16 Avg 563.39125 100 75 50 LCL = 475.60 LCL = 65.90 1 2 3 4 5 6 7 8 9 10 Group 1 2 3 4 5 6 7 8 9 10 Group (d) 850 750 650 Σ 550 400 350 Δ 300 UCL 825.99 UCL = 330.77 Avg 675.08 Avg 222.03 150 Δ 100 50 LCL = 524.16 LCL 113.28 450 1 2 3 4 5 6 7 8 9 10 Group 1 2 3 4 5 6 7 8 9 10 Group
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a S goes out of control too high in group 13 b In control though S gets ...View the full answer
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Related Book For
Statistics For Business Decision Making And Analysis
ISBN: 9780321890269
2nd Edition
Authors: Robert Stine, Dean Foster
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