Hi On 13 Jul 2004 at 12:28, luciana wrote:
> Dear Sirs, > I have a sample of diabetic people, matched (by age and sex) with a > control sample. The variable I would like to compare is their drug > and hospital monthly cost. The variable cost has a very far from > gaussian distribution, but I need any way to compare the mean > between the two group. So, in the specific case of a paired sample > t-test, I aim at testing if the difference of cost is close to 0. > What is the better way to follow for that? > I can suggest to see: ? pairwise.wilcox.test() ? wilcox.test using non-parametric tests instead of t-test. Cordially Vito ===== Diventare costruttori di soluzioni Visitate il portale http://www.modugno.it/ e in particolare la sezione su Palese http://www.modugno.it/archivio/cat_palese.shtml ______________________________________________ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
