1. You and your friend decide to get your cars inspected. You are informed that 75% of cars pass inspection. If the event of your car's passing is independent of your friend's car,
a) What is the probability that your car passes inspection?
b) What is the probability that your car doesn't pass inspection?
c) What is the probability that both of the cars pass?
d) What is the probability that at least one of the two cars passes?
2. At your school, 10% of the class are marketing majors. If you are randomly assigned to two partners in your statis- tics class,
a) What is the probability that the first partner will be a marketing major?
b) What is the probability that the first partner won't be a marketing major?
c) What is the probability that both will be marketing majors?
d) What is the probability that one or the other will be marketing majors?