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:
There are 4 children
total number of ways in whcih atleast 2 girls are there
Required probabilty =
Option (1) is correct.
Option 1)
Option 2)
Option 3)
Option 4)
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