统计样本偏小，统计显著性比较低，结论误差比较大。

来源: TBz 于 2016-09-04 21:14:24 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.

Change Ad Consent