Definition: What is accuracy?
Estimation of measurement bias using several methods.
Practical sheet REF: FIC1411 V1
Definition: What is accuracy?
Estimation of measurement bias using several methods.

Author : Morgan GERMA

Publication date: March 10, 2015 | Lire en français

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1. Definition: What is accuracy?

According to ISO 3534-1, trueness is "the closeness of agreement between the mean value obtained from a large series of test results and an accepted reference value. It is generally expressed in terms of bias".

Graphically (see Gauss curve figure), this measurement bias is represented by the distance separating the average from the reference (target) value.

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