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10 September, 20:05

A fair coin is tossed two times in succession. The set of equally likely outcomes is {HH, HT, TH, TT}. Find the probability of getting exactly one tail.

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  1. 10 September, 21:03
    0
    The event space of getting exactly one tail is {HT, TH}

    The sample space is {HH, HT, TH, TT}

    There are two ways to get exactly one tail, out of 4 total possible outcomes.

    So 2/4 = 1/2 is the answer
  2. 10 September, 22:43
    0
    1/2 is the probability of getting exactly one tail
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