Hello Mike Wilson,
I want to add Category wise result for both Faculty as well as Student Same as you have done,
and i have add GradeByCategory Plugin from this link (https://github.com/jamiepratt/moodle-mod_quiz_accessrule_gradebycategory)
then in Admin Side i can see category wise result in Percentage But Student Side i am not able to display category wise result.
Please Help to How can i Add For Student Side
Thank You