[R] how to get the distribution curve from a data set?
Daniel Folkinshteyn
dfolkins at gmail.com
Thu Jun 5 22:32:48 CEST 2008
would a density plot do? try
plot(density(x))
if you are specifically after the histogram tops rather than a density
estimate, then get the hist object with plot=F, then look at the counts
attribute:
histobj = hist(x, freq="TRUE", breaks=1000, plot=F)
plot(histobj$counts)
hope this helps.
on 06/05/2008 03:56 PM rlearner309 said the following:
> I have a question.
> I have a data set (about 100,000 observations). How would I get the
> distribution curve graph? This is like, if I use hist(x, freq="TRUE",
> breaks=1000) to get the histogram, now the question is, I don't need the
> histogram itself, I just need the curve that connects the top of each
> histogram bin.
> Thank you very much!
>
More information about the R-help
mailing list