six sigma is the right approach to build defect-free processes.
integrating the tools and techniques of six sigma within the larger framework of Lean production,
one can make the deliver high-quality, low-cost, custmer-specified products on a sustained, continuously improveingbasis
this is true whether the product is an automobile or a transaction at an automatic teller machine.
tools can be used as follows
small-batch or single-piece continuous-flow process
reliable process through total productive maintenance
other tools such as kaizen, visual control ,5s's single minute exchange of dies and mistake proofing