BOA E Merpes Conter $% 9.23 Insert Delete For Conditional Format Forsing Table Styles Syte F for 5 Nam LAN c H 1 0 K M N O 8 1 Problem (100 Point) P O R The time in minutes to replace vehicle wiper blades at a service center was monitored using a mean and a range chart. Sie samples of n.15 observations were obtained and the sample means and 1 ranges were computed: 4 Menn Range Sample Mean Range 6 3.10 0.42 4 13.15 9.5 5 3.01 0.49 6 0.45 9 0.46 - 10 Factor for three sa controllimits for X and R charts FACTORS FOR R CHARTS 11 Number of Observations in Factor for Lower Upper Chart, Subgroup. Control Limit 15 Control Limit A2 D3 D4 n 17 2 1.88 327 3 1.02 2.57 4 0.73 2 28 0.58 2.11 6 0.48 0 2.00 7 0.42 1.92 8 0.37 0.14 1.86 9 0.34 0.18 1.82 10 0.31 0.22 1.78 11 0.29 0.26 1.74 12 0.27 0.28 1.72 30 13 0.25 0.31 1.69 14 0.24 0.33 1.67 15 0.22 0.35 1.65 16 0.21 0.36 Problem Problem 4 Problem Problem 0.08 1.64 31 Type here to search O G e EEEE E Merge & Cuntur $ . % 8-23 Insert De For format Paint BTU - A- Gied 18 For f Conditional Format Call Formatting Table Styles Styles Ali Number N12 N O A C D G 25 H 9 0.34 0.18 1.82 26 10 0.31 0.22 27 1.78 11 0.29 20 0.26 1.74 12 0.27 0.28 1.72 30 13 0.25 0.31 1.69 21 14 0.24 0.33 1.67 312 15 0.22 0.35 1.65 23 16 0.21 0.36 34 1.64 17 0.20 35 0.38 1.62 18 0.19 0.39 1.61 37 19 0.19 0.40 1.60 38 20 0.18 0.41 1.59 39 40 (Oo not round Intermediate calculations. Round your mean value to 3 decimal places and range value to 4 decimal places) 41 a. Uuing the factors in the above table, determine upper and lower limits for mean and range charts. (50 Points) 43 44 45 46 47 b. is this process is in control? (20 Points) 48 51 32 If the above talile with sample means and ranges are based on six sample with 10, is this process is in control? (30 points) 54 Introduction Problem 1 Prem Problem Problem Problems Problem 31 12 Type here to search 3 3