On Mon, 3 Nov 2008, K?re Edvardsen wrote:
> I'm trying to devide x into tertiles, but ends up with integer limits
> even x holds one decimal. The analysis is extremely sensitive to the
Do you mean integer character representations in the labels? See ?cut and
argument 'dig.lab'. What you actually got was the 3 significant digits
(rather than integers) which you asked for. (*In the labels*, not the
actual values used.)
> limits and I like to keep them right. How can that be done?
>
> quartiles <- quantcut( x[x >= 0], q=seq(0,1, by=(1/3))
>> table(quartiles)
> quartiles
> [180,344] (344,448] (448,644]
> 16467 16476 16452
>
>
> [[alternative HTML version deleted]]
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--
Brian D. Ripley, ripley at stats.ox.ac.uk
Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/
University of Oxford, Tel: +44 1865 272861 (self)
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