[R] Trouble installing pwr package

Erik Iverson eriki at ccbr.umn.edu
Tue Sep 21 19:04:38 CEST 2010



Erik Iverson wrote:
> 
> 
> Brian J Mingus wrote:
>> Hi all,
>>
>> I'm having trouble getting access to the pwr. This is on Ubuntu Lucid 
>> Lynx,
>> 64 bit.
>>
>> I'm installing pwr via packages.install('pwr'), and loading it via
>> library(pwr), both of which appear successful.
> 
> Perhaps the actual output would help here.
> 
>>
>> Strangely, I never get access to the pwr object in R.
> 
> Not familiar with the package, but is there such a thing
> as the 'pwr object'?

I just installed the package, and there is no "pwr" function.

There are such functions as:
power.t.test, power.prop.test, power.anova.test



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