[R] required sample size

[Peter Dalgaard BSA]

osiander at 24on.cc writes:

> Hi,
> 
> Is there a function in R already to estimate the required sample size to test H0: µ = µ0 ?

power.t.test()

-- 
   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
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