Matthew van Eerde's web log
I am a Software Development Engineer in Test working for the Windows Sound team. You can contact me via email: mateer at microsoft dot com
Friend key:28904932216450_59cd9d55374be03d8167d37c8ff4196b
Source:
http://www.businessinsider.com/15-google-interview-questions-that-will-make-you-feel-stupid-2009-11#in-a-country-in-which-people-only-want-boys-3
In a country in which people only want boys, every family continues to have children until they have a boy. If they have a girl, they have another child. If they have a boy, they stop. What is the proportion of boys to girls in the country?
Answer next week.
EDIT 4/26: Answer.
This one is funny. I like it because you can answer it without any math whatsoever: the event is random, and you can't control random.
It applies to _any_ way to try to skew the distribution.