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Six Sigma Flow Chart - Which
Method shall be used?
Define is the always the first step. Without clear direction and target, no
project can be started.
measurement criteria. As per six sigma concept, measurement system is compulsory to
implement six sigma. After Measurement, analysis shall be applied. Then only go
for design, finally verify the design to confirm everything fulfill requirement.
This is known as DMADV which apply for new process or new product.
If it is a new process or new product, company shall develop the
If it is existing product or process, continue measure process or product with existing measurement system. All the measurement shall be analyzed. Without analysis, measurement would not tell the result. Then, work on the improvement and finally make it as standard for better control. This is known as DMAIC, powerful six sigma method.
DMADDD actually is similar to DMAIC. The differential is DMADDD involved design or re-design.
The six sigma flow chart as per below