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13 June, 07:31

Three coins are tossed in succession. What is the probability of heads-tails-heads?

1/2

1/6

1/8

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Answers (1)
  1. 13 June, 09:40
    0
    1/8.

    Step-by-step explanation:

    The probability of of a head (and a tail) in one toss of a coin being obtained is 1/2.

    Each toss is independent of the others so we multiply the probabilities.

    So Prob (Head - tail - head) = 1/2*1/2*1/2 = 1/8.
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