• To: "'Berend de Boer'" <berend@x...>,<xml-dev@l...>
• Subject: RE: Re: Are the data users happy? Why not?
• From: "Michael Kay" <michael.h.kay@n...>
• Date: Sun, 23 Feb 2003 21:51:26 -0000
• Importance: Normal
• In-reply-to: <uwujqdeo5.fsf@x...>
• Reply-to: <michael.h.kay@n...>

> I took the 10%, because I've once heard that data entry 
> typists make around 10% mistakes. But whatever the number, it 
> does not sound unreasonable that without validation the 
> number of incorrect data would be a lot higher.

It depends a bit how many errors validation catches. Since phone numbers
have no check digit, most errors will get through anyway.

(and if they did have a check digit, you couldn't do the validation
using XML Schema...)

Michael Kay
Software AG
home: Michael.H.Kay@n...
work: Michael.Kay@s...  

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