Process control methods, in general, and quality, in particular, most often refer to the measures taken especially to the finished product, as well as to the technological process, in order to maintain its performance within certain statistical parameters. Genichi Taguchi is the first who...

Walter Andrew Shewhart is regarded as the founder of Statistical Quality Control (SQC), an approach to production inspection based on the application of statistical theory. He developed SQC in the 1920s while working at Bell Telephone Laboratories. During this period, he was tasked with training...