anonymous
  • anonymous
In a particular class the probability of a student having blue eyes is 0.3, of having both blue eyes and blonde hair is 0.2 and of having neither blue eyes nor blonde hair is 0.5. what is the probability that a student in this class has blonde hair?
Mathematics
schrodinger
  • schrodinger
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anonymous
  • anonymous
Let the blue eyed student set is B Let the blonde student set is C \[P(B) = 0.3\] \[P(BC) = 0.2\] \[P(B'C') = 0.5\] it wantst the probablitity of blonde students. It asks what the value of P(C), right? You must apply bayes formula.
anonymous
  • anonymous
http://www.math.cornell.edu/~mec/2008-2009/TianyiZheng/Bayes.html

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