Six Features

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Scott Paton’s "The Chinese are Coming! The Chinese are Coming!" (Quality Digest, February 2005) describes how China’s Chery Automobile Co. plans to undercut American automakers...
Praveen Gupta's picture
Praveen Gupta
Companies often have numerous Six Sigma projects in the pipeline, and Six Sigma belts are busy working on projects. However, statistical thinking suggests that not all projects will be equally...
Praveen Gupta's picture
Praveen Gupta
The Six Sigma initiative starts with an executive’s idea of achieving excellence and superior results. Whether the initiation is based on hearsay or the strategic move, it starts with communication...
Anonymous's picture
As quality professionals, we frequently report such facts as proportions (percentages), process capability indices, averages and standard deviations as if we know what we’re talking about. But...
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”Cause and effect, Chain of events, All of this chaos makes perfect sense” —Joe Diffe Third Rock From the Sun In my recent article, "How to...
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“When, therefore, a man absorbed in the effect which is seen has not yet learned to discern those which are not seen, he gives way to fatal habits, not only by inclination, but by calculation....
Praveen Gupta's picture
Praveen Gupta
If you’re considering opportunities for business improvement, dynamic growth and profitability, “plan,” “do,” “check” and “act” (PDCA) is a leading option. Walter A. Shewhart developed the PDCA...
Tom Pyzdek's picture
Tom Pyzdek
The headlines screamed, “Local Hospital Leads the State in C-Sections!” The gist of the story was that this hospital had more cesarean section births than any other hospital in the state. Indeed, it...
Praveen Gupta's picture
Praveen Gupta
In layman’s language, Six Sigma means great and fast improvement, which leads to virtual perfection. Another indicator of a successful application of the Six Sigma methodology is the degree of...
Tim Burke's picture
Tim Burke
For years, customers and auditors have been preaching to suppliers the need for the FMEA (failure mode and effects analysis) to be a “living” document. There are probably several...
Mark Crossley's picture
Mark Crossley
When we discuss or mention Six Sigma, we almost always hear about getting defect rates down to 3.4 ppm. Consider a light bulb. How would you like to have a defect rate of 3.4 ppm only to find out...
William A. Levinson's picture
William A. Levinson
“Then the Husaria broke into a wild g allop and the heavy mass of men and horses cascaded over the Turkish ranks, bowling over the first, slicing through the second… The Grand Vizir...
Praveen Gupta's picture
Praveen Gupta
After launching a corporatewide Six Sigma initiative, leadership must consider how to get Six Sigma institutionalized in the supply chain. After implementing Six Sigma at an organization, its...
Sarah Fister Gale's picture
Sarah Fister Gale
In a lean environment, training is the last part of the production process to be transformed by the new approach to efficiency. While smaller work groups are streamlining steps and multitasking to...
Praveen Gupta's picture
Praveen Gupta
Six Sigma was first practiced in product development and manufacturing environments to improve customer satisfaction. There, significant improvements were achieved and sizable savings realized. After...
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Praveen Gupta
In simple terms, Six Sigma means quick improvement in a short period of time. Incremental improvement will save a lot of time and money for a company. Breakthrough improvement, therefore, is...
Paul Mullenhour's picture
Paul Mullenhour
Six Sigma is a powerful tool for effecting change within an organization. Since its development in the late 1980s, it’s helped companies dramatically improve business processes, increase...
Praveen Gupta's picture
Praveen Gupta
Six Sigma is implemented to affect the bottom line. In a corporation, Six Sigma starts in operations then moves into design and finally supporting areas. Finance and accounting (F/A) functions are...
Anonymous's picture
The maintenance problem Too many times, in lean manufacturing and other lean environments, 10- to 40-year-old equipment is re-deployed, moved and organized into lean cells without adequate concern...
Praveen Gupta's picture
Praveen Gupta
Six Sigma has been well applied in manufacturing through improving processes that use the DMAIC methodology. Some larger corporations have integrated Six Sigma so well into the corporate culture that...