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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

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Standards Development Tips

Standards And Statistics ##
What Do We Mean by Zero Defects?

Q: What does the phrase âzero defectsâ 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