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Math Probability Question

  1. May 10, 2005 #1
    Here is the problem, i'm having trouble getting started. Do i need a tree diagram? what kind? how do i use it to solve? Thanks in advance!

    http://i2.photobucket.com/albums/y15/seiferseph/2.jpg
     
  2. jcsd
  3. May 10, 2005 #2
    What is probability?

    [tex]\frac{desired outcome}{allpossibleoutcomes}[/tex]

    If you don't like to keep the percentages, use and easy number to reference, like 100 people. Remember that the test is skewed. If the test is 95% accurate, how well that affect the testing?
     
  4. May 10, 2005 #3
    just got it, thanks.
     
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