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

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


Standards And Statistics

How Normal is Normal?

How can I determine if my data comes from a normal distribution?... more
Industry Sectors: 
Energy
Environment
Medical
Consumer Products
Transportation
Chemicals
Quality
Construction
Metals & Materials
Safety


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

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