Both are highly applicable. Lean is great if for organizations just starting out. The concepts are simple and can he very impactful. Six Sigma concepts especially the DMAIC methodology is very helpful, and Six Sigma is more statistical in nature. There is a lot of application where proving statistical significance is important.

Tracy O'Rourke

Tracy is a Managing Partner & Executive Advisor at For almost 20 years, she's helped leading organizations like Washington State, Cisco and GE build problem-solving muscles with Lean Six Sigma to achieve their goals.