0005 inches upper specification limit 251 inches

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Unformatted text preview: Limit = .249 inches Cpk = minimum of (.251) - .250 .250 - (. 249) , (3).0005 (3).0005 Both calculations result in .001 Cpk = = 0.67 .0015 New machine is NOT capable 7 4/29/2011 Interpreting Cpk Cpk = negative number Cpk = z ero Cpk = between 0 and 1 Cpk = 1 Cpk > 1 8...
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