Brutu, Mădălina - In: Annals of the University of Petrosani, Economics 10 (2010) 1, pp. 37-42
Six Sigma is a problem-solving methodology. In fact, it’s the most effective problem-solving methodology available for improving business and organizational performance. Bill Smith from Motorola first developed in 1986 the specific elements of Six Sigma. At the beginning, it was a set of...