A process is in statistical control with x =20 and s =1.2. Specifications are at LSL =
Question:
(a) Estimate the process capability with an appropriate process capability ratio.
(b) Items that are produced below the lower specification limit must be scrapped, while items that are above the upper specification limit can be reworked. What proportion of the process output is scrap, and what proportion is rework?
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a Since the process average is on target C p C pl ...View the full answer
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Related Book For 
Introduction to Statistical Quality Control
ISBN: 978-1118146811
7th edition
Authors: Douglas C Montgomery
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