Catalogued
Pre-control chart
- Made by
- Frank Edward Satterthwaite, Rath and Strong
- Year
- 1954
- Field
- Management and industry
- Kind
- Data display
- Room
- Change over time — Placed by reading its description, not yet studiedCould also hang in: How a group spreads
14 other forms share this skeleton
Source
Satterthwaite 1954, A simple, effective process control method, Rath and Strong Report 54-1
Attribution less certain: contested, or no single inventor recorded