15} A logging contractor has three feller bunchers. On any given day, each machine has a 90% chance of working. The contractor is considering buying a fourth feller buncher to offset the possibility of none of the machines operating. Would you support the logging contractor's position? Discuss your reasoning and show your work. 16) For planning purposes, truss manufacturers must try to predict the number of hurricanes that will hit the eastern seaboard of the United States in any given year. If this area is hit with an average of 6 hurricanes per year. nd the probability that in a given year... a) .- .fewer than 3 hurricanes will hit this area. b) .. .between 6 and S hurricanes (inclusive) will hit this area. c) What is the standard deviation of this distribution