Sample Size, n Upper Range, D4 Lower Range, D3 2 0 3 0 0 4 5 0 Mean Factor, A2 1.880 1.023 0.729 0.577 0.483 0.419 0.373 0.337 0.308 0.266 6 3.268 2.574 2.282 2.115 2.004 1.924 1.864 1.816 1.777 1.716 7 8 9 10 12 0 0.076 0.136 0.184 0.223 0.284 Refer to Table 56.1 - Factors for Computing Control Chart Limits (3 sigma) for this problem. - Sampling 4 pieces of precision-cut wire (to be used in computer assembly) every hour for the past 24 hours has produced the following results: Hour R Hour X Hour R Hour R 1 7 8 2 3 3.35" 3.20 3.22 3.49 2.97 2.86 13 14 15 0.76" 1.18 1.43 1.31 1.12 0.32 R 0.58" 1.08 0.71 1.28 1.12 0.35 2.95" 2.55 2.92 2.75 2.83 2.87 x 3.01" 2.93 3.12 2.94 2.76 2.64 0.85" 1.31 1.11 0.45 1.38 1.24 19 20 21 22 23 24 4.51" 2.89 2.55 3.28 3.04 2.64 1.56" 1.14 1.08 0.46 1.53 0.92 4 10 16 5 11 17 6 12 18 Based on the sampling done, the control limits for 3-sigma x chart are (round all intermediate calculations to three decimal places before proceeding with further calculations): Based on the sampling done, the control limits for 3-sigma x chart are (round all intermediate calculations to three decimal places before proceeding with further calculations): Upper Control Limit (UCL;) - inches (round your response to three decimal places). Lower Control Limit (LCL;) - inches (round your response to three decimal places). Based on the x-chart, the wire cutting process has been The control limits for the 3-sigma R-chart are (round all intermediate calculations to three decimal places before proceeding with further calculations): Upper Control Limit (UCLR) - inches (round your response to three decimal places). Lower Control Limit (LCLR) - inches (round your response to three decimal places). Based on the R-chart, the wire cutting process has been