Process Capability Ratio PCR or Cp = ------------------------------

Skill/Topic: Statistical Process Control
A) Cp = (USL-LCL)/ 6σ
Explanation: In this formula, USL and LSL are the upper and lower specification limits of the quality characteristic, respectively. The quantity in the denominator, 6σ signifiesthe fact that 99.73% of the values generated by the process is contained within

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Dec 16th, 2006

Cp = (USL-LCL)/ 6σ

Explanation: In this formula, USL and LSL are the upper and lower specification limits of the quality characteristic, respectively. The quantity in the denominator, 6σ signifiesthe fact that 99.73% of the values generated by the process is contained within
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