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a coin is tossed two times find the probability of getting (1 . exactly one head (2.at least one head (3. at most one head​

User Chacewells
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1 Answer

2 votes


|\Omega|=2^2=4

1.


|A|=2\\P(A)=(2)/(4)=(1)/(2)

2.


|A|=3\\P(A)=(3)/(4)

3.


|A|=3\\P(A)=(3)/(4)

User VonPetrushev
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