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ISO/TR 7242:1981

Chemical analysis of light metals and their alloys — Statistical interpretation of inter-laboratory trials ISO/TR 7242:1981

Publication date:   Jun 1, 1981

General information

90.93 Standard confirmed   Sep 13, 2006

ISO

ISO/TC 79 Light metals and their alloys

Technical Report

77.120.01   Non-ferrous metals in general

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Scope

This Technical Report constitutes an attempt to explain the numerical results of a statistical examination in the simplest possible way and to show how statistical results can be used in laboratory practice. This simplified method is applicable when the number of laboratories is not more than 20 and when the number of results per laboratory is not more than 10.

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PUBLISHED
ISO/TR 7242:1981
90.93 Standard confirmed
Sep 13, 2006