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silverbullet silverbullet
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7 years ago
A metal-cutting operation has a target value of 20 and consistently averages 19.8 with a standard deviation of 0.5. The design engineers have established an upper specification limit of 22 and a lower specification limit of 18. What is the process capability ratio?
A) 1.33
B) 1.66
C) 1.20
D) 1.46
Textbook 
Operations Management: Processes and Supply Chains

Operations Management: Processes and Supply Chains


Edition: 11th
Authors:
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GL700WingGL700Wing
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7 years ago
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silverbullet Author
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7 years ago
thanks for being so helpful
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