How to Actually Prepare for a Stats Exam

So it's the final exam in Stats...and I actually have to do well.

1. Take a practice exam
2. Take another practice exam
3. Take another another practice exam
4. Play a few games of LoL/eat lunch/dinner with friends
5. Take another another another practice exam
6.Try to will the practice exam to solve itself.
7.Fail and put it off for tomorrow