Quote:
Originally Posted by Pedestrian
I see.
The question we're being asked is about the odds of two disjoint events occurring together (Girl 1 followed by Girl 2), not the probability of a single event (the birth of either a boy or a girl).
I'm not sure if we can assume that biologically, inheritance of the X or Y is an even 50/50 split, since more women are born in the world than men, but I see where this is going.
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I think it's the reverse actually, as I mentioned above. Either way the point still stands that it's not 50/50.