Question: 09. SPC (7 points) You have been observing process lead times at your company, and identified the historical mean and standard deviations as 68.4 days

09. SPC (7 points) You have been observing

09. SPC (7 points) You have been observing process lead times at your company, and identified the historical mean and standard deviations as 68.4 days and 41.5 days, respectively. You are now given the following lead time data to make a judgement on whether the process is in control or not. 1 N No Lead Time (days) 66 58 68 4 190 5 21 3 6 7 25 60 50 8 9 38 10 180 11 74 12 13 65 277 49 14 15 211 16 17 18 257 237 74 73 59 19 20 Is the process in control? If not which data points are not in control? Why or why not? What would be your recommendation

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