math

suppose 2 nickles are tossed at the same time what are the possible outcomes?
what are the possiblility of getting
a)2 heads
b)2 tails
c)1 head and 1 tail

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asked by Layla
  1. Four possible outcomes:
    HH HT TH TT

    prob(HH) = 1/4
    prob(TT) = 1/4
    prob (TH or HT) = 2/4 = 1/2

    notice the 3 answers add up to 1, since one of those possibilities must happen

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    posted by Reiny

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