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Decision rule

Decision rule

 According to the requirements of DIN EN ISO/IEC 17025:2018 the decision rule employed shall be documented, when a statement of conformity to a specification or standard is provided in test reports (Clause 7.8.6). Unless inherent in the requested specification or standard or specified by the customer, at iLF Magdeburg the following general decision rule applies for evaluation of conformity of test results:

  1. passed / in-tolerance / okay
    All individual values are within the specified tolerance limits.
  2. conditionally passed / borderline / conditionally okay
    The mean value is within, but one or more measured values outside of the specified tolerance limits.
  3. failed / out-of-tolerance / not okay
    The mean value of all measured individual values is outside of the specified tolerance limits.