Suga, Perhaps something like this ...
library(pwr) n <- 50:100 power <- pwr.2p.test(h=ES.h(0.4,0.2), n=n, sig.level=0.05, alternative="greater")$power plot(n, power) Jean On Mon, Jun 16, 2014 at 10:44 AM, Suganthie Jeyaganth <suganthi...@yahoo.ca> wrote: > Dear R mailing listers, > I am try to find the different power calculation for > > p1=0.2 and p2=0.4 , with significant level=0.05 (one sided test) > > I would like to have a graph y -axis as a power and > > x-axis as a sample size . > > I run this command for different value of power. and get the n and power > > to draw a graph > > pwr.2p.test(h=ES.h(0.4,0.2), power = 0.87, > sig.level=0.05,alternative="greater") > > > Is there is any easy way i can do this in R. > Thanks > > > Suga > [[alternative HTML version deleted]] > > > ______________________________________________ > R-help@r-project.org 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. > > [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org 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.
