[R] Can we get rid of bar charts with error bars?

Heinz Tuechler tuechler at gmx.at
Thu Dec 3 15:52:06 CET 2009


the example on http://biostat.mc.vanderbilt.edu/DynamitePlots is 
nice, and I agree with you. Just one minor question: would it be 
possible to mention as "An article with nice dot plots" a paper, 
which is freely available?


At 14:56 03.12.2009, Frank E Harrell Jr wrote:
>Bar charts with error bars are far inferior to dot charts and other 
>types of displays.  One of many problems is demonstrated if you draw 
>a bar chart displaying temperature in F then re-draw it on the 
>degrees C scale.  See http://biostat.mc.vanderbilt.edu/DynamitePlots 
>for much more information.  The error bars lull us into an 
>assumption that symmetric confidence intervals are OK, among other things.
>Frank E Harrell Jr   Professor and Chair           School of Medicine
>                      Department of Biostatistics   Vanderbilt University
>R-help at r-project.org mailing list
>PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
>and provide commented, minimal, self-contained, reproducible code.

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