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Adel mansour
Answers (1)
Cp=USL-LSL/6 sigma note = 160/6sigma note sigma note=s(bar)/c4 ; c from the table for sybgroub size 4 c4= 0.9213 s(bar)=750/25=30 sigmanote=30/0.9213=32.56 6 simgma note=6* 32.56=195.37 so cp=160/195.37=0.818 cp
