7. What is the probability a randomly selected student is a senior and chose the school based on size? (6 p1) 8. If two students are selected at random, without replacement, what is the probability they are both juniors? (6 pt) 9. If two students are selected at random, without replacement, what is the probability the first student is a freshman and the second student is a sophomore? (6 pt) 10. What is the probability a randomly selected student chose the school based on cost or size? (6 pt) 11. What is the probability a randomly selected student is a senior or chose the school based on size? (6 pt) Part 2: Manufacturing A company named MicroPower assembles kitchen microwave ovens. Some of the parts they use are manufactured by other companies and then shipped to a MicroPower factory. For a certain model of microwave oven, they purchase door handles from two separate suppliers. In total, they obtain 30% of their door handles from Supplier A and 70% from Supplier B. For a variety of reasons, some of the door handles arrive at MicroPower's factory with defects. Door handles from Supplier A are defective 2% of the time, and door handles from Supplier B are defective 3.5% of the time. Unfortunately, the defects are not usually discovered until a customer has been using the microwave oven for a little while. Using this information, answer the following questions. 12. One microwave oven is selected at random. What is the probability that it has a door handle from Supplier A? (4 pt) 13. Given that a microwave oven has a door handle from Supplier A, what is the probability that the handle is defective? (6 pt) noilelugot no bowed lood 14. One microwave oven is selected at random. What is the probability