Standardization News

Q: How many significant digits should I use when reporting my test results and comparing those results with specification limits?A. Click HERE to download the full article and read the... read more
Q. How are repeatability and reproducibility applied in gage r&R methodology?A. Click HERE to download the full article and read the answer. 
Q: How many items from a lot should  I sample to determine the average value for a property of the lot?A. Click HERE to download the full article and read the answer. 
Q: Many ASTM standard test methods contain repeatability and reproducibility statements and values. What is the conceptual difference between repeatability and reproducibility, and how can this... read more
Q: Many ASTM standard test methods contain repeatability and reproducibility statements and values. What variations can be expected? What is the standard deviation for the repeatability and... read more
Q. How does laboratory bias in an interlaboratory study affect precision statements?A. Click HERE to download the full article and read the answer. 
Q: How do we handle zero defects or non-conformities when sampling a finite population of objects?A. Click HERE to download the article and read the answer. 
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?A... read more
Q: What does the phrase “zero defects” mean, and what can we say about a process for which this phrase has been applied?A. Click HERE to download the article and read the answer. 
Q: How do we handle zero defects or non-conformities when sampling a continuum?A. Click HERE to download the article and read the answer.  

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