FREE Certified Six Sigma Black Belt Measurement System Analysis (MSA) Questions and Answers Flashcards
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Read the first 6 FREE Certified Six Sigma Black Belt Measurement System Analysis (MSA) Questions and Answers flashcards as text
In a Gage R&R study, what does 'reproducibility' specifically measure?
Answer: Variation due to different operators measuring the same part
Reproducibility quantifies the variation in measurements when different operators measure the same part using the same gage.
A Gage R&R study shows that the %Study Variation for total Gage R&R is 35%. How should this measurement system be classified?
Answer: Unacceptable and requires improvement
A %Study Variation above 30% is generally considered unacceptable, indicating the measurement system contributes too much variation relative to process variation.
What is the primary purpose of a linearity study in MSA?
Answer: To determine if measurement bias changes across the operating range of the gage
A linearity study evaluates whether the bias of a measurement system remains consistent across the full range of expected measurements.
What is the minimum number of distinct categories (ndc) recommended by the AIAG for an acceptable measurement system?
Answer: 5
The AIAG MSA manual recommends a minimum of 5 distinct categories to confirm the measurement system can adequately distinguish between parts.
During an attribute agreement analysis, what does a kappa value of 0.41 to 0.60 indicate?
Answer: Moderate agreement
A kappa value between 0.41 and 0.60 is interpreted as moderate agreement according to the Landis and Koch benchmark scale.
Which MSA technique is most appropriate for evaluating a destructive testing process?
Answer: Nested Gage R&R
A nested Gage R&R design is used when parts are destroyed during testing, so each operator must measure different parts from the same batch rather than the same individual parts.