Calculate the average values of the Cp and Cpk capability indices for the BOD data of Example

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Calculate the average values of the Cp and Cpk capability indices for the BOD data of Example 21.5, assuming that LSL = 5 mg/L and USL = 35 mg/L. Do these values of the indices indicate that the process performance is satisfactory?
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Process Dynamics And Control

ISBN: 978-0471000778

2nd Edition

Authors: Dale E. Seborg, Thomas F. Edgar, Duncan A. Mellich

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