生男即止 wont' change the "natural" ratio because of Wald's eq

生男即止 wont' change the "natural" ratio because of Wald's eq

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送交者: mangolasi 于 2009-04-20, 14:16:44:

回答: 懂统计的分析一下生男即止的政策能不能缓解男女比例严重失调？由 foresight 于 2009-04-20, 13:59:31:

http://en.wikipedia.org/wiki/Wald%27s_equation

生男即止的政策能缓解男女比例严重失调 ONLY if 生男即止 can change the behavior of artificial sexual selection (E(X)). Can you believe it? Indian's experience told us no.

我原来就是以为能缓解人为的性别选择 - foresight (28 bytes) 2009-04-20, 14:42:00 (317413)
在中土鼓励男同性恋，严禁女同性恋也是个办法:) (无内容) - meiyou (0 bytes) 2009-04-20, 14:21:39 (317391)