There is no evidence that the huge impact was caused by these subtle changes. It is far more likely that the even gender split was obtained by the ticket quotas

There is no evidence that the huge impact was caused by these subtle changes. It is far more likely that the even gender split was obtained by the ticket quotas omitted in the original post. http://news.ycombinator.com/item?id=4282226 http://news.ycombinator.com/item?id=4282226