Multiple choice six-sigma green-belt

Measurement variation is introduced when _________

  1. The process undergoes unexpected variation

  2. The process is running at highest performance level

  3. The process is being measured

  4. The measurement follows the Process output
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Measurement variation occurs because the act of measuring introduces additional variability beyond the actual process variation. Even with perfect instruments, some measurement error always exists. This is why we separate total variation into process variation and measurement system variation.

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