> I have 204 "baskets" of three types corresponding to factor F, each of size > from 2 to 33 containing measurements, and need to know if the standard > deviation on the measurements in each basket,sdd, is different across > types, F.
If you're just trying to confirm that there is a difference across three types, is there a reason not to use something like Levene's test to confirm that the variances differ by more than chance? S Ellison ******************************************************************* This email and any attachments are confidential. Any use...{{dropped:8}} ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see 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.