Data Points
Q: Can a product with a single inspection result that is worse than the specification limit by an amount not exceeding reproducibility (R) be considered as being in conformance with the specification?  A. Click HERE to download the full article and… more

Data Points
  Q: Is estimation of uncertainty required if a laboratory is using a standard ASTM International test method with defined repeatability and reproducibility, and using standard equipment, chemicals and materials? A.Click HERE to download the full… more

Data Points
Q: What is a standard error and how is this used in practice? A. Click HERE to download the full article and read the answer.    

Data Points
Q: How does sample size impact Shewhart individuals control chart reliability? A. Click HERE to download the full article and read the answer.   
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Data Points
The Benefits of E691 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… more
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Data Points
Q: What is a tolerance interval? A. Click HERE to download the full article and read the answer.  
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Data Points
Q: What is the purpose of multiple or redundant inspections? A. Click HERE to download the full article and read the answer.  
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Data Points
  Q. How can I combine the results of two samples that are statistically alike based on hypothesis testing when the original data are now unavailable? A. Click HERE to download the full article and read the answer.  
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Data Points
Q: What is precision and how is it interpreted in the context of ASTM test methods? A. Click HERE to download the full article and read the answer.  
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Data Points
  Q. I suspect that my data contain more than one outlier. Is there a preferred technique to use to isolate them? A. Click HERE to download the full article and read the answer.  
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