Question: Please help me A finishing process packages assemblies into boxes. You have noticed variability in the boxes and desire to improve the process to fix
Please help me

A finishing process packages assemblies into boxes. You have noticed variability in the boxes and desire to improve the process to fix the problem because some products fit too tightly into the boxes and others fit too loosely. Following are width measurements for the boxes. (a) Using x and R charts, plot and interpret the process (b) If the mean specification is 68.50.25 and the estimated process standard deviation is 0.10 , is the process capable? Compute Cpu, Cpl, and Cpk
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