Man pages for adsteen/gradr
| add_letters | adds letter grades to a data grade list object |
| as_grade_list | constructor function for a grade object |
| curve_grades | Curve grades according to a specified algorithm |
| grade_scale | Returns a grade scale object |
| I_fail | This function throws an error |
| linear_transform | applies a linear max-min curve to grades |
| print.grade_scale | print grade scale objects |
| read_grades | Reads grades data file |
