[R] Plotting confidence intervals

[Ben Tupper]

Hi,

Would something like yarrr do the trick?
https://ndphillips.github.io/yarrr.html

Or gghalves?  https://github.com/erocoar/gghalves


Cheers,
Ben

On Sat, Dec 7, 2019 at 9:32 PM <phil using philipsmith.ca> wrote:

> I want to show little bell curves on my bar chart to illustrate the
> confidence ranges. The following example from Paul Teetor's "R Cookbook"
> does what I want, but shows I-beams instead of bell curves. The I-beams
> suggest uniform, rather than normal distributions. So I am looking for a
> way to plot normal distribution curves instead.
>
> # Example from Paul Teetor, "R Cookbook", page 238.
> library(gplots)
> attach(airquality)
> heights <- tapply(Temp,Month,mean)
> lower <- tapply(Temp,Month,function(v) t.test(v)$conf.int[1])
> upper <- tapply(Temp,Month,function(v) t.test(v)$conf.int[2])
> barplot2(heights,plot.ci=TRUE,ci.l=lower,ci.u=upper,
>           ylim=c(50,90),xpd=FALSE,
>           main="Mean Temp. By Month",
>           names.arg=c("May","Jun","Jul","Aug","Sep"),
>           ylab="Temp (deg. F)")
>
> Does anyone know a package that does this or, alternatively, can anyone
> suggest a direction to go in if one were to write R code to do this?
>
> Philip
>
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-- 
Ben Tupper
Bigelow Laboratory for Ocean Science
West Boothbay Harbor, Maine
http://www.bigelow.org/
https://eco.bigelow.org

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