Q. How does laboratory bias in an interlaboratory study affect precision statements?

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Q: How do we handle zero defects or non-conformities when sampling a finite population of objects?

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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…

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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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Q: How do we handle zero defects or non-conformities when sampling a continuum?

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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…

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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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