[R] power of a multiway ANOVA
Rolf Turner
r.turner at auckland.ac.nz
Thu Jun 5 21:59:40 CEST 2008
On 6/06/2008, at 1:08 AM, biologeeks wrote:
> dear all,
>
> in the package pwr , there is the fonction power.anova.test which
> permit to
> obtain the power for a one-way ANOVA...but I'm looking for a way to
> compute
> the power of a multiway ANOVA.( find the 1-beta). Is it possible?
>
> do you have some ideas ?
The cumulative F distribution function pf in R allows for a non-
centrality
parameter, so you can calculate the power of any F-test, against any
properly
specified alternative hypothesis, if you know what you are doing.
(And if you
don't know what you're doing, don't do it.)
cheers,
Rolf Turner
######################################################################
Attention:\ This e-mail message is privileged and confid...{{dropped:9}}
More information about the R-help
mailing list