Statistical Process Control (glossary)
Statistically based analysis of a process and measures of process performance, which identify common and special causes of variation in process performance and maintain process performance within limits. (ISO/IEC/IEEE 2009)
ISO/IEC/IEEE. 2009. Systems and Software Engineering - System and Software Engineering Vocabulary. Geneva, Switzerland: International Organization for Standardization (ISO)/International Electrotechnical Commission (IEC)/ Institute of Electrical and Electronics Engineers (IEEE). ISO/IEC/IEEE 24765:2009.