. whelp collapse
Nick
n.j.cox@durham.ac.uk
Eik Leong Swee
> I have a problem here trying to sort my data. I have 2
> variables y and x. Each one is of
> length 15000. However, y is unique but x is not i.e. for some
> values of y, there are more than one
> x. Specifically, there are 3573 unique values of x. I wish to
> take the mean of y for those x's
> that are the same, so that I end up only with a unique set of
> 3573 (y,x). I can either manually
> compute the mean 3573 times, or hopefully someone out there
> knows a command I can use.
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