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Unformatted text preview: AMS 410 Actuarial Mathematics Fall 2009 Exam 1: General Probability, Version 1 09/24/2009, 6:50-8:00 pm 1. A doctor is studying the relationship between high blood pressure and heartbeat abnormalities in her patients. She tests a random sample of her patients and nds that: 40% have high blood pressure; of those with high blood pressure, 60% have an irregular heartbeat; of those with an irregular heartbeat, 80% have high blood pressure. For a randomly chosen person, What portion of the patients selected have an irregular heartbeat? (A) 75% (B) 60% (C) 53% (D) 40% (E)30% 2. An insurance agent o ers his clients auto insurance, homeowners insurance and life insurance. The purchases of the three products are mutually independent . The pro le of the agent's clients is as follows: • 55% of the clients have auto insurance; • 45% of the clients have homeowners insurance; • 60% of the clients have life insurance....
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- Fall '08
- theft, homeowners insurance