Contradicting "study" here, http://www.vgchartz.com/forum/thread.php?id=66941&page=1

It's not actually contradicting: this isn't even about attach rates, it's just about nine specific multiplat titles.

Overlapping infos :)

And yeah, "contradicting" probably not a fit word here.

Perhaps, "cherry picking"?

Khuutra is right. The correct argument to show that PS3 owners buy games is the global attach rates. All this shows is that PS3 owners have a higher attach rate to some of those listed games.

It's not that the provided numbers are incorrect. It is just that his arguments don't match his numbers.

*looks at his own PS3 vs. 360 libraries*

Clearly, my anecdotal data conclusively refutes this claim.

Can you post the formula for TWO?

*looks at his own PS3 vs. 360 libraries*

Clearly, my anecdotal data conclusively refutes this claim.

Yours actually confirms the claim.  That's the fun of cherry-picking!

YAY!