2. Four-fifths of drivers put their seat belt on when they get into a driving simulator. Use that fact to answer the following questions. (7 points each) a. If 20 people get into the simulator, what is the probability that exactly 8 of the people will put on their seat belts? b. If 20 people get into the simulator, what is the probability that at least than 15 people will put on their seat belts