Lean Six Sigma Green Belt (LSSGB) — Question 7

The reported Cpk for a process with an average of 94 units, a spread of 22 units and upper and lower specification limits of 125 and 80 units would be?

Answer options

• A. 0.64
• B. 1.27
• C. 1.84
• D. 2.12

Correct answer: B

Explanation

The Cpk value indicates how well a process meets its specification limits. In this case, the correct answer is B (1.27) as it reflects the process's capability based on the given averages and limits, while the other options do not accurately represent the calculated Cpk for the specified conditions.