Asked by Anonymous
coin is rolled three times, the probability of getting two tails is
Answers
Answered by
mathhelper
Prob = C(3,2)((1/2)^2 (1/2) = 3((1/8) = 3/8
or
possible outcomes:
TTH
THT
HTT , each has a prob of 1/8, so 3 of them ....
or
possible outcomes:
TTH
THT
HTT , each has a prob of 1/8, so 3 of them ....
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