[R] bi-directional bar chart with a central axis

[Richard M. Heiberger]

I would use the likert function in the HH package

> library(HH)
> likert(my.dta)
> as.pyramidLikert(likert(my.dta))
>

See the demo

demo("likert-paper", package="HH", ask=FALSE)

for more complex examples,  including the population pyramid.
We can also get the multiple coloring that your posted example shows.

Rich

On Tue, Sep 17, 2019 at 6:23 PM Sabatier, Jennifer F.
(CDC/DDPHSIS/CGH/DGHP) via R-help <r-help using r-project.org> wrote:
>
> Hi R-help,
>
> I have this data:
>
> my.dta <-data.frame(matrix(c(
> 26.3,   21.4,
> 20.1,   13.4,
> 7.9,    3.9,
> 16.5,   14.6,
> 5.3,    3.6,
> 38.6,   25.6,
> 34.4,   21.6,
> 77.4,   79.5,
> 58.2,   56.1,
> 80.5,   84,
> 37.7,   31.9,
> 19.9,   28.1,
> 6.2,    5.9
> ), nrow=13, ncol=2, byrow=T,
> dimnames=list(c('A',    'B',    'C',    'D',    'E',    'F',    'G',   'H',     'I',    'J',    'K',    'L',    'M'),
> c("Males", "Females"))
> ))
>
> I want to make a graph that looks like this:
>
> https://i1.wp.com/stephanieevergreen.com/wp-content/uploads/2012/11/backtoback11.jpg?resize=864%2C379&ssl=1
>
> Any help would be highly appreciated!
>
> Best,
>
> Jen
>
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