Your scenario regarding [Classmate's Topic] is very clear! I agree with your choice of an Independent Samples T-Test because you are comparing two distinct groups (e.g., ...
Your scenario regarding [Classmate's Topic] is very clear! I agree with your choice of an Independent Samples T-Test because you are comparing two distinct groups (e.g., Males vs. Females or Freshmen vs. Seniors). One thing I’m curious about: if you decided to track the same group of students over a whole semester instead of comparing two different groups, how do you think that would change the results you're looking for?