Titan manufactures and selis gas-powered electricity generators. It can purchase a new line of fuel injectors from either of two companies: A or B. The AOC and annual savings estimates are available, but the savings estimate is unrellable at this time. Use an AW analysis at MARR =10% per year to determine if the selection between A and B changes when the estimated savings varies as much as 40% from the best estimates, and if so, at what percentage in the estimate? Use tabulated factors. , the selection between A and B when the estimated savings is