Multiple Choice
Floyd Electric is fabricating flanges for a new electrical motor.The flange is to be 25 millimeters in diameter with an upper tolerance limit of 26.5 millimeters and a lower tolerance limit of 23.5 millimeters.Bill Floyd took a sample consisting of ten flanges,measured the diameter and recorded the observations in the table.He has heard discussion of 6 sigma in the business news recently and would like to join the club. 
What percentage decrease in process standard deviation would be required for Floyd Electric to achieve 6-sigma process capability? Assume that his process mean remains where it is.
A) 36%
B) 40%
C) 46%
D) 58%
Correct Answer:
Verified
Correct Answer:
Verified
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