Problem 4) A company that manufactures video cameras produces a basic model, intermediate model, and deluxe model. Over the past year, 40% of the cameras sold have been the basic model, 35% have been intermediate model, and 25% have been deluxe model. Of those buying the basic model, 95% purchased an extended warranty, of those buying the intermediate model 60% purchased an extended warranty, and of those buying the deluxe model 10% purchased an extended warranty. a) What is the probability that a randomly selected purchaser has an extended Warranty