Question: Example 1 A process has a ? b a r ( x ) of 1 3 2 . 8 m m and a process standard

Example 1
A process has a ?bar(x) of 132.8mm and a process standard deviation of 0.2mm. The customer has a target of 133mm, with a tolerance of +-1mm. The average range is 0.02mm and the standard deviation of the ranges is 0.005mm.
a. Please calculate the UTL and LTL
b. Please calculate UCLx and LCLx using the theoretical method
c. Please calculate UCLR and LCLR using the theoretical method
 Example 1 A process has a ?bar(x) of 132.8mm and a

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