Dear Sir or Madam, What is the formula for power.t.test(delta=delta, sd=segma, sig.level=0.05, power=0.8, type="one.sample", alternative="one.sided")$n?
Thank you very much for the help! Best, Xiaorong ______________________________________________ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
