Sigma Six
What is sigma six? Methodology to constantly improve processes within organisations The UK Department for Trade and Industry says Six Sigma is: “A data-driven method for achieving near perfect quality. Six Sigma analysis can focus on any element of production or service, and has a strong emphasis on statistical analysis in design, manufacturing and customer-oriented activities." June It is a statistical representation describing quantitatively how a process is performing
DMAIC Model Define opportunity Measure performance Analyse opportunity Improve performance Control performance
Sigma six scale -DPMO Defects per million opportunities. You keep repeating the DMAIC process to try and achieve a sigma level 6. Most businesses run at level 2/3 which is considered by the scale as an unsustainable level of satisfaction