From: Ted Harding <Ted.Harding_at_nessie.mcc.ac.uk>

Date: Tue 12 Jul 2005 - 18:43:46 EST

E-Mail: (Ted Harding) <Ted.Harding@nessie.mcc.ac.uk> Fax-to-email: +44 (0)870 094 0861

https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Received on Tue Jul 12 19:17:47 2005

Date: Tue 12 Jul 2005 - 18:43:46 EST

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 detectable of course, but certainly suspectable.

If that doesn't trigger it, then:

unimod<-rnorm(1000,0,sqrt(26))

nomod<-sqrt(12*26)*runif(1000)

boxplot(data.frame(cbind(unimod,nomod,bimod)))

Best wishes,

Ted.

E-Mail: (Ted Harding) <Ted.Harding@nessie.mcc.ac.uk> Fax-to-email: +44 (0)870 094 0861

Date: 12-Jul-05 Time: 09:42:48 ------------------------------ XFMail ------------------------------ ______________________________________________R-help@stat.math.ethz.ch mailing list

https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Received on Tue Jul 12 19:17:47 2005

*
This archive was generated by hypermail 2.1.8
: Fri 03 Mar 2006 - 03:33:31 EST
*