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Unformatted text preview: [ ]= . . = Pr A C Pr A 0 080 2 . 0 4 Pr [B C] = 0.24 Pr [A /C] = [ ] [ ] Pr A C Pr C = . . + . = . . = . 0 080 08 0 24 0 080 32 0 25 1 1.A fair coin is flipped. If the flip results in a head, then a marble is selected from an urn containing 3 red, 2 white, and 4 blue marbles. If it results in a tail then a marble is selected form an urn containing 1 red and 5 white marbles. If the marble selected is white, then what is the probability that a flip resulted in a head? Answered 4/19 CORRECT Pr [H] = Pr [T] =0.5 H : 3R, 2W, 4B= 9 marbles T : 1R, 5W = 6 marbles...
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- Spring '09