Question

Statistical quality control was developed by:

Answer 1

walter shewhart developed quality control

Answer 2

SPC was pioneered by Walter A. Shewhart at Bell Laboratories in the early 1920s. Shewhart developed the control chart in 1924 and the concept of a state of statistical control. ... Deming was an important architect of the quality control short courses that trained American industry in the new techniques during WWII.