Re: [R] problem with hist()

From: Uwe Ligges <ligges_at_statistik.uni-dortmund.de>
Date: Thu, 14 Jun 2007 15:59:44 +0200

Mario Dejung wrote:
> Hey everybody,
> I try to make a graph with two different plots.
>
>
> First I make a boxplot of my data. It is a collection off correlation
> values of different pictures. For example:
>
> 0.23445 pica
> 0.34456 pica
> 0.45663 pica
> 0.98822 picb
> 0.12223 picc
> 0.34443 picc
> etc.
>
> Ok, I make this boxplot and I get for every picture the boxes. After this
> I want to know, how many correlations per picture exist.
> So I make a new vector y <- as.numeric(data$picture)
>
> So I get for my example something like this:
>
> y
> [1] 1 1 1 1 1 1 1 1 1 1
> [11] 1 1 1 1 1 1 1 1 2 2
> ...
> [16881] 59 59 59 60 60 60 60 60 60 60
>
> After this I make something like this
>
> boxplot(cor ~ pic)
> par(new = TRUE)
> hist(y, nclass = 60)
>
> But there is my problem. I have 60 pictures, so I get 60 different
> boxplots, and I want the hist behind the boxes. But it makes only 59
> histbars.
>
> What can I do? I tried also
> hist(y, 1:60) # same effect
> and
> hist(y, 1:61)
> this give me 60 places, but only 59 bars. the last bar is 0.

In fact, I am pretty sure you really want to have a barplot() rather than a histogram. If you really want to use hist(), then perhaps hist(y, 0:60).

Uwe Ligges

> I hope anyone can help me.
>
> Regards Mario
>
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https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code. Received on Thu 14 Jun 2007 - 14:21:51 GMT

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