By Diogenes ( articles ) | Feb 17, 2004
Say you run a donut shop. You produce thousands of donuts every day. Mostly, they taste good.
Every once in a while, a customer charges that one of the donuts made him sick.
How often would this have to happen, before you realize that you have a serious problem on your hands?
Suppose 1 out of every 25 donuts became the subject of customer complaints. Would you agree that constituted a problem?
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