11 Control Charts Walter Shewhart 1891 - 1967 W. Edwards Deming 1900 - 1993 Walter Shewhart (aka The Father of Modern Quality Control) introduced Cont
{"Image DocumentName": "Control Charts", "Image ImageDescription": "Walter Shewhart (aka The Father of Modern Quality Control) introduced Control Charts in 1924s, while at Western Electric. Dr. Deming preached and popularized their use throughout both the manufacturing and services industries. The basic premise is to use statistical testing based on variation probability theory to separate process variation signal and noise (aka common cause and special cause variation) over time for process behavior monitoring and control. Different types are used depending on the nature of the data (see Which Control Chart Do I Use on asq.org). Below is a p-chart used to monitor new hire failure rate after applying solutions identified by an improvement team working the root causes identified on the Fishbone. Walter Shewhart W. Edwards Deming", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}