For teachers with a final worth 15% of the overall grade and no category weighting, no further action is needed. For teachers who deviate from this default set up, do the following:
This is the language you can use in your course information sheet to explain this grading system:
"Your grades will be weighted as follows:
Category 1: __%, Category 2: __%, Category 3: __%, Category 4: __%
Your final exam will affect 15% (if applicable) of the overall semester grade."