A four-sigma quality level leads to a nearly perfect level of quality.

Name: A four-sigma quality level leads to a nearly perfect level of quality.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

A four-sigma quality level corresponds to a defect rate of 6.68 per million opportunities, which means that there is still room for improvement and potential defects. A six-sigma quality level, on the other hand, is considered nearly perfect with a defect rate of only 0.00034 per million opportunities.

A Four-Sigma Quality Level Leads to a Nearly Perfect Level