Re: [R] Estimating the variability of a population by one sample?

Tony zeng gmail.com> writes: >I am meetting one problem.I am estimating the variability of a > population using one sample.I must do two-side and one-side hypothesis > test,and estimate the confidence interval,But I don't know which > function I can use ! You should describe your probl

[R] Estimating the variability of a population by one sample?

Hi all, I am meetting one problem.I am estimating the variability of a population using one sample.I must do two-side and one-side hypothesis test,and estimate the confidence interval,But I don't know which function I can use ! Thank you ! __ R