On 30/12/2010 2:31 AM, [log in to unmask] wrote:
> >this also makes me think of the recent discussions on doing bee research and controls.  i'm no math or statistics whiz by any "mean" (sorry, couldn't resist), but to me it seems that the sledgehammer approach would be to run multiple control groups (ie, instead of 50% control and 50% experimental using 25% control 25% control 25% control 25% experimental).

Years ago I was involved in doing some work on internal parasites of 
goats and sheep.  On at least one occasion the controls outperformed the 
treated animals.

Geoff Manning

             ***********************************************
The BEE-L mailing list is powered by L-Soft's renowned
LISTSERV(R) list management software.  For more information, go to:
http://www.lsoft.com/LISTSERV-powered.html

Guidelines for posting to BEE-L can be found at:
http://honeybeeworld.com/bee-l/guidelines.htm