A company that manufactures video cameras produces a basicmodel and a deluxe model. Over the past years, 40% of camerassold Have ben of the basic model. Of those buying the basicmodel, 30% purchase an extended warranty, whereas 50% of alldeluxe purchasers do so. If you learn that a randomlyselected purchaser has an extended warranty, how likely is itthat he or she has a basic model.
Also. The last part of the question asks what the probability is that all three purchases include an extended warrantee? Assume independance