You can put this solution on YOUR website! a couple has 3 children, find the probability of this couple having 2 girls and one boy ?
----
The sample space has 2^3 elements ranging from bbb to ggg
-------------------
There are 3 ways they could have one boy:
---
P(2 girls and one boy) = 3/8
==================================
Cheers,
Stan H.
(