HELLO:
WE ARE MANUFACTURE OF COMPUTER AND AUDIO PARTS ASSEMBLING.
NOW WE STARTED THE 6-SIGMA INNOVATION.
BUT WE DO NOT KNOW HOW TO DEFINE DPU (DEFECT PER UNIT).
WOULD YOU LIKE TO GIVE ME SOME ADVICE OR PRACTICE?
THANKS A LOT.
HAVE A NICE DAY! MAY.14/1999

I found this which may, or may not, help.

Achieving Total Customer Satisfaction Through Six Sigma (http://www.qualitydigest.com/july98/html/sixsigma.html)

Regards,
Don

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Just the ramblings of an Old Wizard Warrior.

A couple of nice links. Thanks, Don!