A manufacturing machine has a 80% defect rate. If 105 items are chosen at random, answer the following. a) Which is the correct wording for the random variable? X = the number of 105 randomly selected items that are defective 8 b) Pick the correct symbol: n = 105 c) Pick the correct symbol: p =0.8 d) What is the probability that exactly 80 of them are defective? Round final answer to 4 decimal places. e) What is the probability that less than 80 of them are defective? Round final answer to 4 decimal places. f) What is the probability that more than 80 of them are defective? Round final answer to 4 decimal places. g) What is the probability that exactly 81 of them are defective? Round final answer to 4 decimal places. h) What is the probability that at least 81 of them are defective? Round final answer to 4 decimal places. 1) What is the probability that at most 81 of them are defective Round final answer to 4 decimal places.