| adper | Compute percentiles of area receiving less than and greater than target depth | 
| AELQ | Application efficiency of the low quarter, (AELQ) for a sprinkler irrigation system | 
| catchcan | catch can data | 
| CU | Compute CU for Sprinkler Irrigation Systems | 
| DU | DU of sprinkler irrigation system | 
| DU.lh | Compute distribution uniformity of lower half | 
| eda.shape | Generate distribution plots of an array. | 
| eda.stats | Summary statistics of a numeric array. | 
| eff | Application efficiency and adequacy of a sprinkler irrigation system | 
| overlap | Superimpose catch can data | 
| PELQ | Potential application efficiency of low quarter for a sprinkler irrigation system. | 
| PELQT | Potential application efficiency of low quarter for a traveling irrigation system. | 
| plotss | Plot a plan view of sprinklers and catch cans with collected depths. | 
| quart | Compute several levels of quantiles and interquartile range | 
| rotecdf | Swap axis of ecdf plot and reverse y axis | 
| sfplot | Create step function plot (of catch can depths). | 
| travunif | Compute CU and DU of traveling gun irrigation systems |