sigma six. what is sigma six? methodology to constantly improve processes within organisations the...
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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 2005.
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
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