Essay
A tire company is interested in monitoring the process that produced tread thickness on its tires.Every hour 4 tires are selected from production and the tread thickness is measured.Data for the past 25 days is shown as follows: 
a.What type of control chart would you recommend be used in this case?
b.Compute the upper and lower control limits for these data.
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a.The appropriate statistical process co...View Answer
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