04fafin - Math 431 Final Exam Room B239, 2:45pm - 4:45pm,...

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Unformatted text preview: Math 431 Final Exam Room B239, 2:45pm - 4:45pm, December 18, 2004 Marton Balazs NAME: 1. An insurance company runs a review on their payments, and reaches the following conclusions: 5% of policyholders had at least one accident in 2001, 5% of policyholders had at least one accident in 2002, and 5% of policyholders had at least one accident in 2003. 1% of policyholders had at least one accident in both 2001 and 2002, 1% of policyholders had at least one accident in both 2001 and 2003, and 1% of policyholders had at least one accident in both 2002 and 2003. 0.5% of policyholders had at least one accident in each 2001, 2002, and 2003. (a) (15 points) Compute the probability that a policyholder has at least one accident in 2002, given he/she had at least one in 2001. Is the probability of this policyholder having an accident in 2002 higher then the probability of the other policyholders having one in 2002?...
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This note was uploaded on 08/11/2008 for the course MATH 431 taught by Professor Balazs during the Fall '05 term at Wisconsin.

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04fafin - Math 431 Final Exam Room B239, 2:45pm - 4:45pm,...

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