Practice Exam 1

Practice Exam 1 - Business 190 Section 11 Practice Midterm...

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Business 190 Section 11 Practice Midterm Exam I 1. You open a restaurant in San Jose and your friend opens a restaurant in Boston. Your restaurant has a70%o chance of still being in business after three years. Your friend's restaurant has only a40Yo chance ofstill being in business after three years because of higher competition in Boston. Whether your restaurant stays in business is independent of whether your friend's stays in business. a) What is the probability that your restaurant is not in business after three years? b) What is the probability that both restaurants are still in business after three years? c) What is the probability that at least one of the restaurants is still in business after three years? 2. On the radio station that you listen to, you like 60"/o of all of the songs that they play. 30o/o of the songs that they play are hip-hop, and of these you like 80%. Let L be the event that you like the next song played on the radio station. Let H be the event that the next song is hop-hop.
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This note was uploaded on 09/08/2010 for the course BUS 190 at San Jose State.

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Practice Exam 1 - Business 190 Section 11 Practice Midterm...

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