Re: [R] Boxplot philosophy {was Boxplot in R}

2005-07-12 Thread Martin Maechler
Spencer == Spencer Graves [EMAIL PROTECTED] on Mon, 11 Jul 2005 19:08:39 -0700 writes: Spencer I'll bite: How does one detect bimodalidty from a boxplot? One does not, and that (whole area) was the main reason I mentioned violin plots which do show features such as bimodality:

Re: [R] Boxplot philosophy {was Boxplot in R}

2005-07-12 Thread Andrew Robinson
Rob Hyndman has written on a version of the boxplot that can show bimodality. See, particularly, Figure 2 in: Hyndman, R.J. (1996) Computing and graphing highest density regions, Amer. Statist., 50, 120-126. Andrew On Tue, Jul 12, 2005 at 10:28:04AM +0200, Martin Maechler wrote: Spencer ==

Re: [R] Boxplot philosophy {was Boxplot in R}

2005-07-12 Thread Ted Harding
On 12-Jul-05 Spencer Graves wrote: I'll bite: How does one detect bimodalidty from a boxplot? spencer graves Berton Gunter wrote: [...] Finally, a tidbit for boxplot afficianados: how does one detect bimodality from a boxplot? -- Bert Gunter Not definitively

Re: [R] Boxplot philosophy {was Boxplot in R}

2005-07-12 Thread Renaud Lancelot
Martin Maechler a écrit : Spencer == Spencer Graves [EMAIL PROTECTED] on Mon, 11 Jul 2005 19:08:39 -0700 writes: Spencer I'll bite: How does one detect bimodalidty from a boxplot? One does not, and that (whole area) was the main reason I mentioned violin plots which do show

Re: [R] Boxplot philosophy {was Boxplot in R}

2005-07-11 Thread Ted Harding
On 11-Jul-05 Martin Maechler wrote: AdaiR == Adaikalavan Ramasamy [EMAIL PROTECTED] on Mon, 11 Jul 2005 03:04:44 +0100 writes: AdaiR Just an addendum on the philosophical aspect of doing AdaiR this. By selecting the 5% and 95% quantiles, you are AdaiR always going to get

Re: [R] Boxplot philosophy {was Boxplot in R}

2005-07-11 Thread Berton Gunter
: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Ted Harding Sent: Monday, July 11, 2005 2:52 PM To: r-help@stat.math.ethz.ch Subject: Re: [R] Boxplot philosophy {was Boxplot in R} On 11-Jul-05 Martin Maechler wrote: AdaiR == Adaikalavan Ramasamy [EMAIL PROTECTED] on Mon, 11

Re: [R] Boxplot philosophy {was Boxplot in R}

2005-07-11 Thread Spencer Graves
The business of the statistician is to catalyze the scientific learning process. - George E. P. Box -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Ted Harding Sent: Monday, July 11, 2005 2:52 PM To: r-help@stat.math.ethz.ch Subject: Re: [R