Question: Exercise 2: (7 marks) If we have four samples with five observations each have been taken, and the results are as listed in the following

Exercise 2: (7 marks) If we have four samples with five observations each have been taken, and the results are as listed in the following table: 1 79 78 80 78 81 SAMPLES 2 3 80 79 78 79 81 80 80 80 NO 80 4 78 79 79 79 80 Determine upper and lower control limits for men and range Note the sentable in the DRES T UTS, choose Check for Updates, Appendix FACTORS FOR R CHARTS Number of Observations In Sample TABLE 10.3 Factors for three signs controllimis for and charts Lower Control Limit D 2 3 Upper Control Limit De 727 252 222 211 2.00 0 0 3 186 $ Factor for Chart A 188 1.02 0.73 0.58 DE 0:42 0.37 034 0.31 0.29 0.27 0.25 02 0.22 021 020 0.19 619 018 182 ODS 0.14 0.18 0.22 028 021 59 1.78 11 1.14 1.72 1.80 54 15 16 0:31 0.33 0:35 0.36 038 0. 9.40 041 11 135 IS 12 16 180 Good Luck

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