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Technische Regel

ISO/TR 7242:1981

Issue date: 1981 06 01

Chemical analysis of light metals and their alloys — Statistical interpretation of inter-laboratory trials

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 result...
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Publisher:
International Organization for Standardization
Format:
Digital | 15 Pages
Language:
English
ICS
77.120.01
Topics
Mechanical engineering foundations & materials, Non-ferrous metals, Non-ferrous metals in general

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.