Frequently asked questions

Is it necessary to determine the uncertainty of a test result?

Yes, this is essential. Every measurement result should be written with the value of the uncertainty estimated for that measurement.

How do you estimate the uncertainty of the value measured during a test?

There is a guide circulated by ISO, known by the acronym "GUM" ( cf. the evaluation of measurement uncertainties [FIC 1437] ) and published by AFNOR under the reference NF ISO / IEC Guide 98-3 of July 2014. This...