1) The weight of competition pumpkins at the Circleville Pumpkin Show in Circleville, Ohio, can be represented by a normal distribution with a mean of 703 pounds and a standard deviation of 347 pounds. a. Find the probability that a randomly selected pumpkin weighs at least 1,622 pounds. b. Find the probability that a randomly selected pumpkin weighs between 465.1 and 1,622 pounds. 2) Suppose your firm is buying five new computers. The manufacturer offers a warranty to replace any computer that breaks down within three years. Suppose there is a 25% chance that any given computer breaks down within three years. a. What is the probability that exactly one of the computers breaks down within five years? b. What is the probability that at least one of the computers breaks down within five years?