Hello, does anybody know the procedure how to write a function to generate the power of the two sample F-Test ? Would be glad if somebody can help me. S.Zank [[alternative HTML version deleted]]
If you really only have two samples, power.t.test will do. (An F with ndf=1 and ddf=p is the same as the square of a t with df=p.) Andy> From: Sebastian Zank > > Hello, > > does anybody know the procedure how to write a function to > generate the power of the two sample F-Test ? > > Would be glad if somebody can help me. > > S.Zank > [[alternative HTML version deleted]] > > ______________________________________________ > R-help at stat.math.ethz.ch mailing list > https://www.stat.math.ethz.ch/mailman/listinfo/r-help >
"Sebastian Zank" <szank at web.de> writes:> Hello, > > does anybody know the procedure how to write a function to generate the power of the two sample F-Test ? > > Would be glad if somebody can help me.Which F-test? For means or for variances? In the former case power.t.test should if there are only two groups, or power.anova.test. -p -- O__ ---- Peter Dalgaard Blegdamsvej 3 c/ /'_ --- Dept. of Biostatistics 2200 Cph. N (*) \(*) -- University of Copenhagen Denmark Ph: (+45) 35327918 ~~~~~~~~~~ - (p.dalgaard at biostat.ku.dk) FAX: (+45) 35327907