Thank you Nick. It was an error on my part.
Ricardo.
--- n j cox <[email protected]> wrote:
> I am not clear why your messages appear twice [this
> one] or three times [previous one].
>
> I can't see your data. It helps to discuss problems
> using
> datasets that everyone can play with. I don't really
> care two hoots about those auto data, but they do
> serve
> a very useful purpose.
>
> I answered your previous email briefly because I was
> very busy
> with something else, but a scatter plot answered the
> question w.r.t. the
> one example I tried with the auto data.
>
> It was something like
>
> . cluster kmeans mpg weight, k(2) name(c1)
>
> Otherwise, bug claims are difficult to discuss
> without specifics
> of precisely what you think is wrong. Output you
> don't understand
> is not necessarily buggy.
>
> I am not an expert on -cluster-, so you may need to
> wait for
> someone who is.
>
> Nick
> [email protected]
>
> Ricardo Ovaldia
>
> Thank you Nick. But I am not sure that helps. Both
> variables are discrete taking the values 1, 2 and 3.
> (I specific 3 clusters). Every value of -C1- appears
> for every value of -cluster-. I am at lost.
>
>
> | c1
> cluster | 1 2 3 |
> Total
>
-----------+---------------------------------+----------
> 1 | 71 90 17 |
> 178
> 2 | 4 200 596 |
> 800
> 3 | 123 164 5 |
> 292
>
-----------+---------------------------------+----------
> Total | 198 454 618 |
> 1,270
>
>
> > --- Nick Cox <[email protected]> wrote:
> >
> > > A scatter plot of the two variables may
> > > throw light on this.
> > >
> > > Nick
> > > [email protected]
> > >
> > > Ricardo Ovaldia
> > >
> > > > This may be a very simple question, but I
> can't
> > > find
> > > > the answer. Doing a cluster analysis I typed:
> > > >
> > > > . cluster kmeans q4_*, k(3) name(c1)
> > s(kr(67492))
> > > >
> > > > I get two new variables -c1- and -cluster-.
> > These
> > > are
> > > > different. Could someone please tell me what
> is
> > > the
> > > > difference between these two variables? Which
> > one
> > > is
> > > > the cluster indicator.
>
> *
> * For searches and help try:
> *
> http://www.stata.com/support/faqs/res/findit.html
> * http://www.stata.com/support/statalist/faq
> * http://www.ats.ucla.edu/stat/stata/
>
Ricardo Ovaldia, MS
Statistician
Oklahoma City, OK
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