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Assume that each born child is equally l...

Assume that each born child is equally likely to be a boy or a girl. If two families have two children each, then the conditional probability that all children are girls given that at least two are girls , is

A

`(1)/(11)`

B

`(1)/(10)`

C

`(1)/(17)`

D

`(1)/(12)`

Text Solution

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The correct Answer is:
A
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