Question: Use the sample statistics to calculate the control limits for the X-bar & R Graphs All units from the current batch .... X 24.82 X2

Use the sample statistics to calculate theUse the sample statistics to calculate the

Use the sample statistics to calculate the control limits for the X-bar & R Graphs All units from the current batch .... X 24.82 X2 32.45 X3 31.97 X4 34.50 X 29.60 X-bar 30.67 R 9.68 X-bar Chart 35 34 33 32 - 31 30 29 - 28 27 26 7 AM 8 AM 9 AM 10 AM 11 AM 12 PM 1 PM 2 PM 3 PM 4 PM 5 PM 6 PM 7 PM 8 PM 9 PM 10 PM R Chart 14 13 12 - 11 10 1 9 - 00 7- 6 - 5 7 AM 8 AM 9 AM 10 AM 11 AM 12 PM 1 PM 2 PM 3 PM 4 PM 5 PM 6 PM 7 PM 8 PM 9 PM 10 PM Construct control (x-bar and R) charts. To learn how to draw control charts using Excel, watch my YouTube Video in Week 5 chapter website in D2L. X-bar control limit Use the sample statistics to calculate the control limits for the X-bar & R Graphs Exhibit A Factors Exhibit A. Factor for Determining 3-Sigma Limits for R-bar and x-bar Charts A2 D3 D4 LCLX = X - AR UCLX = X +A, Rcontrol limit LCLR= DR UCLR= D.R Sample size (n) Number of sample Number of Observations in Subgroup Factor for X- bar Chart R Chart Factor for R Chart Lower Upper Control Control Limit Limit D3 DA X-bar Chart LCL CL UCL LCL CL UCL n A2 Sample No X-BAR (Sample Mean) R (Sample Range) 0.00 0.00 0.00 0.00 2 3 4 5 6 7 8 9 0.00 10 11 12 1.88 1.02 0.73 0.58 0.48 0.42 0.37 0.34 0.31 0.29 0.27 0.25 0.24 0.22 0.21 0.20 0.19 0.19 0.18 3.27 2.57 2.28 2.11 2.00 1.92 1.86 1.82 1.78 1.74 1.72 1.69 1.67 1.65 1.64 1.62 1.61 1.60 1.59 0.08 0.14 0.18 0.22 0.26 0.28 0.31 0.33 0.35 0.36 0.38 0.39 0.40 0.41 13 14 15 16 17 18 19 20

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