public interface IRealNumberPublic Interface IRealNumberpublic interface class IRealNumbertype IRealNumber = interface end| ExpValue | Expected Value |
| FcnValue | Function Value |
| IDof | Computes the Inverse of the Degrees of Freedom |
| StdUnc | Computes the Standard Uncertainty |
| Value | Value (Expected Value) |
| GetCoverageInterval | Computes the Coverage Interval |
| GetMoment | Computes the n-th Central Moment |