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ASTM Seeking Help in Writing, Editing Bias Equivalency Standard

Task group also interested in obtaining data sets from previously conducted equivalence tests

ASTM International
Tue, 06/05/2012 - 13:33
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(ASTM: West Conshohocken, PA) -- In many testing laboratories, it can be necessary to qualify a new test method, instrument, or the lab itself with respect to one or more performance characteristics. One such characteristic is bias, or mutual agreement of average test results run on the same material. A proposed ASTM standard will aid in the determination of bias equivalency.

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ASTM WK37659—“Guide for testing for bias equivalency in the laboratory,” is being developed by Subcommittee E11.20 on Test Method Evaluation and Quality Control, part of ASTM International Committee E11 on Quality and Statistics.

According to Thomas Murphy, independent statistical consultant, T.D. Murphy Statistical Consulting LLC, and E11.20 chairman, anyone concerned with the development or application of a test method would be a potential user of ASTM WK37659.

 …

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