[EMAIL PROTECTED] wrote:
> Gus,
>
> Does the procedure you use fill out the corners of a cross tabulation of x1
> and x2? Are the intervals or equal width?
Yes and yes, although neither has anything to do with the central question
I am asking you:
> > I don't want to give the entire sample here, but let's say it looks like
> this:
> >
> > Row x1 x2 y
> > 1 0.47 0.15 0.62
> > 2 0.71 0.43 1.14
> > 3 0.77 0.87 1.64
> > ...
> > 100 0.50 0.74 1.24
> >
> > Now suppose I take a subsample from this, for instance,
> > I select rows 2, 7, 16, 33, 39, 54, 66, 71, 90, 99.
> > In this subsample, is y still caused by x1 and x2 or not?
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
IS IT?
.
.
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