Data Points
Q. How does laboratory bias in an interlaboratory study affect precision statements?
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Data Points
Q: How do we handle zero defects or non-conformities when sampling a finite population of objects?
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Data Points
Q: If process improvement initiatives such as Six Sigma and gurus such as W. Edwards Deming, Ph.D., emphasize process control to ensure quality to customers, then why do we need acceptance sampling?
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Data Points
Q: What does the phrase “zero defects” mean, and what can we say about a process for which this phrase has been applied?
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Data Points
Q: How do we handle zero defects or non-conformities when sampling a continuum?
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Data Points
Q: What is the intermediate precision of a test method? How is it measured and used?
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Q: ASTM International standard E691, Practice for Conducting an Interlaboratory Study to Determine the Precision of a Test Method, recommends a particular design, but other ASTM committees suggest alternative designs. What are the benefits of the… more
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Data Points
Q: What exactly are z-scores and how are these statistics used in practice?
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Q: What is a confidence interval?
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Data Points
Q: How can you test for an outlier, and Is there an ASTM standard for this practice?
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