A particular college has a 50% graduation rate. If 216 students are randomly selected, answer the following. a) Which is the correct wording for the random variable? Select an answer b) Pick the correct symbol: ? = 216 c) Pick the correct symbol: ? = 0.5 d) What is the probability that exactly 104 of them graduate with a degree? Round final answer to 4 decimal places. e) What is the probability that less than 104 of them graduate with a degree? Round final answer to 4