Re: [Rd] box and whisker (PR#13821)

2009-07-18 Thread maechler
PD == Peter Dalgaard p.dalga...@biostat.ku.dk on Sun, 12 Jul 2009 11:11:37 +0200 writes: PD m.craw...@imperial.ac.uk wrote: In a Box and Whisker plot, I thought that when there are outliers both abov= e and below the whiskers, then the whiskers should both be the same length

[Rd] box and whisker (PR#13821)

2009-07-12 Thread m . crawley
In a Box and Whisker plot, I thought that when there are outliers both abov= e and below the whiskers, then the whiskers should both be the same length = (plus or minus 1.5 times the inter-quartile range). If you look at the plot for SilwoodWeather on p.155 of The R Book you will = see that for

Re: [Rd] box and whisker (PR#13821)

2009-07-12 Thread Peter Dalgaard
m.craw...@imperial.ac.uk wrote: In a Box and Whisker plot, I thought that when there are outliers both abov= e and below the whiskers, then the whiskers should both be the same length = (plus or minus 1.5 times the inter-quartile range). Not according to the docs: range: this determines

Re: [Rd] box and whisker (PR#13821)

2009-07-12 Thread Ben Bolker
Peter Dalgaard wrote: For easier reproduction (reproducible examples should not refer to files on your C: drive...): For what it's worth, the data are available at http://www.bio.ic.ac.uk/research/mjcraw/therbook/data/SilwoodWeather.txt Not that that's really necessary since as