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Unformatted text preview: March 1, 2005. You decide to select four of these stocks to make your portfolio. Company Symbol Close Change Elan ELN $7.99 +$0.02 Titan TTN $18.15 +$0.80 Nokia NOK $10.02 $0.22 Lear LEA $44.80 $7.96 British Petroleum BP $63.59 $0.52 Pfizer PFE $26.77 +$0.16 a. Find the probability that your portfolio included NOK and PFE. b. Find the probability that at least two of the stocks in your portfolio increased in value. 5. A test requires that you answer Parts I and II or Parts I and III. Part I consists of 5 multiple choice questions with 6 choices each. Part II requires you to match 7 questions with 7 different answers one-to-one, and Part III consists of 8 true-false questions. Assuming that you make random choices in filling out your answer sheet, what is the probability that you will earn 100% on the test? (Leave your answer as a formula do not actually compute it.)...
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