The risk for skin damage and skin cancer is related to the number of sunburns a person experiences throughout his or her lifetime. The following physical characteristics also increase the risk for sunburn, skin damage, and skin cancer:
Retention rates are a measure of academic progression of a group of students from one. period of time to the next. Graduation rates are a measure of the success of those students. in attaining their academic goals.
Retention is defined as continued enrollment (or degree completion) within. the same institution for the fall semesters of a studentâs first and second year. Persistence is defined as continued enrollment (or degree completion) at any institution. Data.