DFSS is Design For Six Sigma. It helps create new processes that do not exist with customer requirements being a key input, and creating measures of success within the process or at the output.
Lean and Six Sigma DMAIC address existing process. Design for Six Sigma or DFSS addresses new processes. Design for Six Sigma follows DMADV which stands for Define, Measure, Analyze, Design and Verify.
Tracy is a Managing Partner at GoLeanSixSigma.com, the co-author of The Problem-Solver’s Toolkit and co-host of the Just-in-Time Cafe. She is also a Lean Six Sigma Green Belt Instructor at UC San Diego and teaches in San Diego State University’s Lean Enterprise Program. For almost 20 years, she has helped leading organizations like Washington State, Charles Schwab and GE build problem-solving muscles.
Unfortunately, it’s not possible to conduct a process improvement project without data. In most cases, project leaders end up collecting data manually with check sheets so that may be an option. Although it’s unclear why you would be unable to…
20 people walking a process is definitely too many. Ideally, 6-11 people walk the process. If the numbers approach greater than 12, I would work with the internal resources to start to be a bit more selective.