2. (30 pts) "Every day, small sample of 5 units are selected at random to measure its weight (lbs.). The table below sho

[answerhappygod]

2 30 Pts Every Day Small Sample Of 5 Units Are Selected At Random To Measure Its Weight Lbs The Table Below Sho 1 (77.18 KiB) Viewed 38 times

2. (30 pts) "Every day, small sample of 5 units are selected at random to measure its weight (lbs.). The table below shows data collected for 25 days. Sample summaries 5 Day 1 2 range 0.22 0.18 3 4 1 12.62 12.61 12.66 12.47 12.71 12.27 12.74 12.66 12.54 12.52 12.60 12.67 12.61 0.17 0.37 0.21 0.40 0.33 0.42 0.26 0.10 12.52 12.33 8 ave. 12.67 12.67 12.62 12.60 12.61 12.52 12.59 12.59 12.54 12.57 12.55 12.53 12.58 12.62 12.64 12.54 9 10 11 12 Measurements (lbs.) 2 3 4 12.53 12.75 12.69 12.60 12.78 12.68 12.71 12.60 12.59 12.49 12.84 12.68 12.50 12.64 12.62 12.61 12.51 12.52 12.79 12.58 12.46 12.58 12.75 12.64 12.40 12.58 12.48 12.60 12.63 12.53 12.66 12.65 12.49 12.55 12.57 12.48 12.68 12.58 12.58 12.55 12.60 12.57 12.70 12.85 12.61 12.54 12.52 12.53 12.62 12.45 12.48 12.55 12.60 12.59 12.65 12.75 12.53 12.56 12.46 12.70 12.38 12.52 12.56 12.65 12.71 12.45 12.67 12.74 12.50 12.84 12.90 12.57 12.47 12.38 12.53 12.66 12.58 12.40 12.59 13 14 12.65 12.59 12.53 12.57 12.45 12.57 12.66 12.58 12.59 12.60 12.57 12.55 12.75 15 16 17 18 12.48 12.73 12.46 12.50 12.62 12.80 12.61 12.35 12.44 12.65 12.60 12.72 12.82 19 0.26 0.14 0.20 0.18 0.39 0.09 0.17 0.25 0.22 0.40 0.22 0.26 0.37 0.33 20 12.55 12.62 12.62 12.56 12.50 12.62 12.58 12.73 12.59 12.60 21 22 12.63 12.37 12.62 23 24 12.77 0.44 25 The standard deviation of the process is unknown. Use the data to construct mean and range charts and plot the data. Does the process appear to be in control?