Activities focused on the use of statistical techniques to reduce variation, increase knowledge about the process, and steer the process in the desired way.
Note: Although statistical process control originally was concerned primarily with manufactured goods, it is also equally applicable to processes producing services, for example, a
measurement procedure.
Source:
PAC, 2021, 93, 997. 'Metrological and quality concepts in analytical chemistry (IUPAC Recommendations 2021)' on page 1042 (https://doi.org/10.1515/pac-2019-0819)