>> Also, while I'm sure probably a lot of people who buy X also buy 
>> unrelated Y, there would have to be a hell of a lot of people buying 
>> *the same* unrelated Y for the statistics to pan out like this... 
>> which would be a really big coincidence.
>>
> I think the statistics are that popular artists way outsell even 
> slightly less popular artist. So irrespective of what moderately 
> successful contemporary artist you pick, madonna and michael jackson 
> will be bought by the same people.

Ah, the joy of statistics... so many different ways to analyse the same 
numbers. Heh. Well, it seems like a plausible answer anyway.

-- 
http://blog.orphi.me.uk/
http://www.zazzle.com/MathematicalOrchid*

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