de Koning, Henk; de Mast, Jeroen - In: International Journal of Quality & Reliability Management 23 (2006) 7, pp. 766-787
Purpose – The purpose of this paper is to develop a consistent and crystallized exposition of Six‐Sigma's methodology for improvement projects, which could serve as a basis for subsequent scientific research of the method. Design/methodology/approach – The paper shows that reformulation of...