| G04DBF | Computes confidence intervals for differences between means computed by G04BBF or G04BCF |
| G07AAF | Computes confidence interval for the parameter of a binomial distribution |
| G07ABF | Computes confidence interval for the parameter of a Poisson distribution |
| G07CAF | Computes t-test statistic for a difference in means between two Normal populations, confidence interval |
| G07EAF | Robust confidence intervals, one-sample |
| G07EBF | Robust confidence intervals, two-sample |