# [R] Way to rotate a histogram?

David Winsemius dwinsemius at comcast.net
Tue Mar 17 19:49:53 CET 2009

```Can you reverse the x and y columns of the density object?

plot(density(c(-20,rep(0,98),20))\$y, density(c(-20,rep(0,98),20))\$x,
xlim = c(0,1), ylim=c(-4,4), type='l', lwd=3, col='red')

--
David Winsemius

On Mar 17, 2009, at 2:38 PM, Jason Rupert wrote:

>
> Awesome.
>
> This seems to produce the vertical histogram as needed, but is there
> then a way to come back and add on a probability distribution line?
> That is, add something like the following to the barplot:
> points(density(x), type='l', lwd=3, col='red')
>
>
> Thanks again.
>
>
> --- On Tue, 3/17/09, Patrizio Frederic <frederic.patrizio at gmail.com>
> wrote:
>
>> From: Patrizio Frederic <frederic.patrizio at gmail.com>
>> Subject: Re: [R] Way to rotate a histogram?
>> To: jasonkrupert at yahoo.com
>> Cc: R-help at r-project.org
>> Date: Tuesday, March 17, 2009, 11:29 AM
>> Jason,
>> be carefully to the order of intensities (counts or
>> densities):
>>
>> x=rnorm(1000)
>> par(mfrow=c(2,2))
>> h=hist(x,breaks=bk<-c(-5,-3,-2,-1,-.5,0,1,3,5))
>> barplot(rev(h\$intensities),rev(bk[2:9]-bk[1:8]),space=0,horiz=T)
>> # compare to
>> axis(2)
>> barplot(h\$intensities,bk[2:9]-bk[1:8],space=0,horiz=T)
>> axis(2)
>>
>> Patrizio
>>
>> 2009/3/17 David Winsemius <dwinsemius at comcast.net>:
>>> I believe that hist will return a vector that could be
>> passed to barplot:
>>>
>>>  h.islands <- hist(islands)
>>>
>>>> barplot(h.islands\$intensities, horiz=TRUE)  # or
>>>> barplot(h.islands\$counts, horiz=TRUE)
>>>
>>> David Winsemius
>>>
>>> On Mar 17, 2009, at 11:38 AM, Jason Rupert wrote:
>>>
>>>>
>>>>
>>>> Here is what I have so far:
>>>>>
>>>>> test_data<-rnorm(100)
>>>>> par(mfrow=c(1,3)) # 3 rows by 1 columns layout
>> of plots
>>>>> hist(test_data)
>>>>> boxplot(test_data)
>>>>> qqnorm(test_data)
>>>>
>>>> I noticed that I can rotate a boxplot via
>> "horizontal", but apparently
>>>> "hist" does not have that functionality.
>>>>
>>>> I tried stacking the plots vertically:
>>>> test_data<-rnorm(100)
>>>> par(mfrow=c(3,1)) # 3 rows by 1 columns layout of
>> plots
>>>> hist(test_data)
>>>> boxplot(test_data, horizontal=TRUE)
>>>> qqnorm(test_data)
>>>>
>>>> However, I would have to rotate the QQnorm plot,
>> which would be pretty
>>>> confusing and I think non-standard.
>>>>
>>>> Thank you again for any feedback and insight
>> regarding trying to reproduce
>>>> the JMP figure shown at:
>>>>
>> http://n2.nabble.com/Can-R-produce-this-plot--td2489288.html
>>>>
>>>> --- On Tue, 3/17/09, Jason Rupert
>> <jasonkrupert at yahoo.com> wrote:
>>>>
>>>>> From: Jason Rupert
>> <jasonkrupert at yahoo.com>
>>>>> Subject: Re: [R] R package to automatically
>> produce combination plot?
>>>>> To: R-help at r-project.org
>>>>> Date: Tuesday, March 17, 2009, 9:39 AM
>>>>> I guess no reply means there is not an
>> existing package to
>>>>> produce the plot?
>>>>>
>>>>> I will post the results of my script to
>> hopefully help
>>>>> others who are trying to formulate the same
>> plot.
>>>>>
>>>>> Thanks again.
>>>>>
>>>>>
>>>>> --- On Mon, 3/16/09, Jason Rupert
>>>>> <jasonkrupert at yahoo.com> wrote:
>>>>>
>>>>>> From: Jason Rupert
>> <jasonkrupert at yahoo.com>
>>>>>> Subject: [R] R package to automatically
>> produce
>>>>>
>>>>> combination plot?
>>>>>>
>>>>>> To: R-help at r-project.org
>>>>>> Date: Monday, March 16, 2009, 8:14 PM
>>>>>> By any chance is there an R package that
>> automatically
>>>>>> produces the plot shown at the following
>>>>>>
>>>>>
>> http://n2.nabble.com/Can-R-produce-this-plot--td2489288.html
>>>>>>
>>>>>> That is an R package to produce on plot
>> that has the
>>>>>> following:
>>>>>> (a) a vertically oriented histogram,
>>>>>> (b) associated barplot, and
>>>>>> (c) quantile-quantile plot (Q-Q Plot).
>>>>>>
>>>>>> This is based on a class lecture from
>> University of
>>>>>> Pennsylvania:
>>>>>>
>> stat.wharton.upenn.edu/~mcjon/stat-431/lecture-02.pdf
>>>>>>
>>>>>> I am pretty confident I can put one
>> together, but just
>>>>>> wanted to check that there does not
>>>>>> package to output such a plot.
>>>>>>
>>>>>> Thanks again.
>>>>>>
>>>>>>
>> ______________________________________________
>>>>>> R-help at r-project.org mailing list
>>>>>>
>> https://stat.ethz.ch/mailman/listinfo/r-help
>>>>>>
>> http://www.R-project.org/posting-guide.html
>>>>>> and provide commented, minimal,
>> self-contained,
>>>>>> reproducible code.
>>>>>
>>>>> ______________________________________________
>>>>> R-help at r-project.org mailing list
>>>>> https://stat.ethz.ch/mailman/listinfo/r-help
>>>>> http://www.R-project.org/posting-guide.html
>>>>> and provide commented, minimal,
>> self-contained,
>>>>> reproducible code.
>>>>
>>>> ______________________________________________
>>>> R-help at r-project.org mailing list
>>>> https://stat.ethz.ch/mailman/listinfo/r-help
>>>> http://www.R-project.org/posting-guide.html
>>>> and provide commented, minimal, self-contained,
>> reproducible code.
>>>
>>> David Winsemius, MD
>>> Heritage Laboratories
>>> West Hartford, CT
>>>
>>> ______________________________________________
>>> R-help at r-project.org mailing list
>>> https://stat.ethz.ch/mailman/listinfo/r-help
>> http://www.R-project.org/posting-guide.html
>>> and provide commented, minimal, self-contained,
>> reproducible code.
>>>
>
>
>
>
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