6. You have been taking a course on game theory at university. After attending 10 of 15 hours of classes, you realize that you don’t enjoy the subject and are likely to do poorly in the final exam. At this point, you could stop attending these classes and give up on the course.

However, you decide that since you have already spent so much time going to class, it would be costly to stop attending them. Is this reasoning correct? (2.1)