On 28/08/2007, at 7:16 PM, J Dougherty wrote: <snip>
> PS, I quit using Excel for most important work after it returned a > negative > variance on some data I was collecting descriptive statistics on. Those of you who have not seen it should have a look at Jonathan Cryer's commentary on Excel, available at the URL: http://www.stat.uiowa.edu/~jcryer/JSMTalk2001.pdf Executive summary: Friends don't let friends use Excel for statistics. cheers, Rolf Turner ###################################################################### Attention:\ This e-mail message is privileged and confidenti...{{dropped}} ______________________________________________ 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 and provide commented, minimal, self-contained, reproducible code.