Re: [R] one-way anova power calculations

2008-02-19 Thread Peter Dalgaard
Will Holcomb wrote: > I have been attempting some basic power calculations using R and I am not > getting the results I expect. I had a homework assignment in SAS, but I want > to learn R as well, so I was attempting to reproduce my result. (No one else > in the class is doing R, so there's no need

Re: [R] one-way anova power calculations

2008-02-19 Thread apjaworski
Will, Your SAS input indicates that within standard deviation is 9, not the variance. If you use within.var=81 in your R statement you will get the answer matching SAS. Cheers, Andy __ Andy Jaworski 518-1-01 Process Laboratory 3M Corporate Research Laboratory --

[R] one-way anova power calculations

2008-02-19 Thread Will Holcomb
I have been attempting some basic power calculations using R and I am not getting the results I expect. I had a homework assignment in SAS, but I want to learn R as well, so I was attempting to reproduce my result. (No one else in the class is doing R, so there's no need to obsfucate the answer, th