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Assume that each child born is equally l...

Assume that each child born is equally likely to be boy or a girl . If a family has two children, what is the conditional probability that both are girls given that
atleast one is a girls ?

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The correct Answer is:
`:.` Required probability ` = P(E//F) =(P(Ecap F))/(P(F)) = (P(E))/(P(F)) = (1//4)/(3//4) = (1)/(3)` .
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