Answer: Correlational design
Step-by-step explanation:
Correlational design is the research model that is used for determining existence of relationship between two or more naturally present variables.If any relationship is present between the variable then kind of link is researched.This research is conducted in absence of external factors.
According to the question,relationship between number of missed classes and grade point associated with it can be found through correlation design .These factors can be assessed and evaluated to determine the link.