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  5. Organization of interlaboratory experiment with heterogeneous samples

Organization of interlaboratory experiment with heterogeneous samples

L.A. Koshevaya
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Describes how the experiment with potentially significant heterogeneity of product samples for assessing the precision of the method and component variance caused by the heterogeneity of the sample. Found statistics allow to estimate the accuracy of the result in accordance with international standards for dealing with controversial issues between suppliers and consumers.
Keywords: laboratory tests, sample heterogeneity, precision, experimental design, statistical analysis, analysis of variance