大学英语词汇短语释义解析及例句 selection bias
释义：
selection bias 选择性偏差
例句：
They also have to deal with selection bias.
保险公司也要面临选择性偏差
One problem was what statisticians call selection bias.
一个问题被统计学家称作选择偏见。
Self-selection bias and sampling bias are also discussed at the end of the paper.
与此相关的自选择偏差和抽样偏差问题也在文中进行了讨论。
One way of investigating this is — to get around the selection bias — is to try to look at all countries.
为了避免选择性偏差，研究方法之一是，研究所有的国家。
No baseline data were found to be related to the prognosis due to a small sample size and selection bias.
因小样本及选择偏倚，无基线资料与预后相关。
Third, selection bias might be a concern as an earthquake may not be a perfect instrument for randomization.
第三，应该注意到选择的偏差，因为地震可能不是一个随机选择的完美工具。
Before buying a sofa for the office, however, it might be wise to consider the possibility of selection bias.
在办公室添置沙发之前，最好还是先考虑一下选择性偏见的可能性。
But both the selection bias and regular-phone-use definition might be expected to mask any adverse effect of phones.
但是选择偏见和常规手机使用的定义可能会掩盖了手机的众多影响。
If the News is That Important, it Will Find Me - learn how self-selection bias alters the structure of the web.
如果消息是，重要的是，它会找到我-了解如何自我选择的偏向改变结构的网络。
Besides, we find no significant self-selection bias in the wage equations, which suggests poor job mobility in our samples.
我们还发现，工资方程并不存在显著的自我选择偏误，这表现出样本中职工的工作流动性还不高。
One limitation of this report is the lack of randomization for any observational design that can mislead for selection bias;
报告的一个局限性就是观察设计没有随机化，可能误导为选择偏倚。
In the data processing, increased efficiency, reduced sample selection bias, and greatly facilitate the handling of statistics.
在数据的处理方面，提高了效率，减少了样本选择的偏倚，极大地方便了统计处理。
The question was whether this result was subject to the same selection bias as that which strangely showed a reduced risk among regular users.
但问题是，这一结果是否与之前经常使用手机的用户患病几率降低的结论一致呢？
In order to remove some selection bias, he's even hired someone to be (at least some of the time) 'Chief Nag' to get results out of resistant responders.
为了消除一些选择偏见，(至少在一段时间内)他甚至聘请专人担任‘首席挑剔执行官’，以便从存在抵触情绪的反馈者身上得到结果。
If earthquakes do not strike randomly, non-victims might not be perfectly comparable to victims, and selection bias might have affected the results.
第三，应该注意到选择的偏差，因为地震可能不是一个随机选择的完美工具。
The researchers acknowledge study limitations, including possible selection bias, misclassification of race and inaccurate responses to questionnaires.
研究人员承认研究也有一定局限性，包括可能的选择偏倚、种族误判和不准确的调查问卷等。
The researchers insist that this lower mortality rate is not the result of the breast augmentation procedure itself, but rather of a double selection bias.
研究人员认为，这一较低的死亡率不是隆胸本身的结果，而是由于双重选择偏倚。
The known correlation of high birth order with low SES suggests that selection bias related to SES may be responsible for the association between birth order and NHL.
低SES与出生次序靠后之间的已知相关性表明SES相关的选择偏差可能影响出生次序和NHL患病风险之间的相关性。
Studies that tried to track how chain letters propagate by email suffered from selection bias because they included only posts that had been "fossilized" on newsgroup archives.
那些试图追踪通过邮件传播的连锁信件受到选择性偏差的干扰，因为他们只包括了那些新闻组档案里过时的帖子。
The study also finds that unobserved effects, sample selection bias and measurement errors play important role on results, and OLS really underestimates yield of schooling.
非观测效应，以及样本选择偏差和测量误差所引发的内生性问题对结果的影响很大，导致普通最小二乘法低估了我国的教育收益率。
But it is still not clear to what extent this might be due to 'selection bias' - cancer patients over-reporting mobile phone use on the side of the head where their tumour arose.
但是还不清楚到什么程度。这个可能也和选择习惯有关。癌症患者的报告显示，哪边大脑使用手机多，哪边的肿瘤就会变大。
