NADA.Ag                 Dissolved silver concentrations from water
                        analyses
NADA.As                 Dissolved arsenic concentrations in ground
                        water of U.S.
hc.ppoints              Helsel-Cohn style plotting positions
pct.censored            Calculate the percentage of values censored
predict.ros             Query and Prediction with ROS models
ros                     Regression on Order Statistics
splitQual               Split character qualifiers and numeric values
                        from qualified data
summary.ros             Summary and Plotting of Regression on Order
                        Statistics models
