Quality control is a process by which a business ensures that product quality is maintained or improved. Learn whether quality control is a career option for you.

L. Allison Jones-Farmer, Jeremy D. Ezell, Benjamin T. Hazen, Applying Control Chart Methods to Enhance Data Quality, Technometrics, Vol. 56, No. 1 (February 2014), pp ...

This paper establishes a criterion that measures approximately the average net income of a process under surveillance of an X̄ chart when the process is subject to random shifts in the process mean.

X-Bar chart is frequently used in conjunction with an R-chart, which quality controllers use to ascertain the stability and predictability of a process. Statistical Quality Control (SQC) ...

Quality Glossary Definition: Quality assurance/quality control (QA/QC) Two terms that have many interpretations because of the multiple definitions for the words assurance and control….