Summary
The paper criticizes the use of standard outlier tests when evaluating interlaboratory data. It is shown that many such tests are not able to detect gross outliers (masking effect). An alternative method of evaluation using tests of estimates based on robust statistics is proposed.
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Davies, P.L. Statistical evaluation of interlaboratory tests. Z. Anal. Chem. 331, 513–519 (1988). https://doi.org/10.1007/BF00467041
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DOI: https://doi.org/10.1007/BF00467041