Closeness of the agreement between the result of a measurement and a true value of the
measurand.
Notes:
- Accuracy is a qualitative concept.
- The term precision should not be used for accuracy.
Source:
PAC, 1989, 61, 1657
(Nomenclature for automated and mechanised analysis (Recommendations 1989))
on page 1663
PAC, 1990, 62, 2167
(Glossary of atmospheric chemistry terms (Recommendations 1990))
on page 2170
PAC, 1994, 66, 595
(Nomenclature for the presentation of results of chemical analysis (IUPAC Recommendations 1994))
on page 598
