Consider the experiment of throwing a die, if a multiple of 3 comes up, throw the
die again and if any other number comes, toss a coin Find the conditional probability
of the event ‘the coin shows a tail’, given that ‘at least one die shows a 3’ In each of the Exercises 16 and 17 choose the correct answer:
16 If  P(A) = 1
2 , P(B) = 0, then P(A|B) is
(A) 0
(B) 1
2
(C) not defined
(D) 1
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