Standards and Statistics



Standards And Statistics

Testing for Non-Inferiority

A form of equivalence helps to compare a new lab, instrument or test method with an established one... more
Industry Sectors: 
Quality


Standards And Statistics

Data Significance

Understanding statistical and practical significance... more
Industry Sectors: 
Quality


Standards And Statistics

Testing for Outliers

Q: How can you test for an outlier, and Is there an ASTM standard for this practice?... more
Industry Sectors: 
Quality


Standards And Statistics

Statistical Prediction Intervals

What considerations are there with statistical prediction intervals when the underlying distribution is known to be based on attribute data?... more
Industry Sectors: 
Environment
Medical
Consumer Products
Energy
Safety
Metals & Materials
Construction
Chemicals
Quality
Transportation


Standards And Statistics

Statistical Intervals: Nonparametric, Part 2

What considerations are there with nonparametric statistical intervals when the underlying distribution varies?... more
Industry Sectors: 
Safety
Metals & Materials
Transportation
Environment
Consumer Products
Quality
Chemicals
Energy
Construction
Medical


Standards And Statistics

Acceptance Sampling

Why Is It Still Needed? by Dean V. Neubauer Q: If process improvement initiatives such as Six Sigma and gurus such as W. Edwards Deming, Ph.D.,... more
Industry Sectors: 
Standards Development Tips


Standards And Statistics

What Do We Mean by Zero Defects?

Q: What does the phrase “zero defects” mean, and what can we say about a process for which this phrase has been applied?... more
Industry Sectors: 
Quality


Standards And Statistics

What Do We Mean by "Zero Defects"?

Q: How do we handle zero defects or non-conformities when sampling a continuum?... more
Industry Sectors: 
Quality


Standards And Statistics

What Is the Proper ILS Design?

Q: ASTM International standard E691, Practice for Conducting an Interlaboratory Study to Determine the Precision of a Test Method, recommends a... more
Industry Sectors: 
Quality


Standards And Statistics

Intermediate Precision of ASTM International Test Methods

How to Use, Measure and Control IP
Q: What is the intermediate precision of a test method? How is it measured and used?... more
Industry Sectors: 
Quality

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