大家都搜：
抽样偏差，取样偏差
1、quota sampling───配额取样；[经]定额抽样；定额抽样（法）
2、sampling error───[数]抽样误差；取样误差，抽样误差，采样误差
3、bias───n.偏见；偏爱；斜纹；乖离率；adv.偏斜地；vt.使存偏见；adj.偏斜的；n.(Bias)人名；(法、德、葡、喀)比亚斯；(英)拜厄斯
4、sampling distribution───采样分布；[数]抽样分布；取样分布
5、unstratified sampling───非分层取样
6、cluster sampling───分群[组]抽象法；分组取样；类集抽样；巢式抽样法
7、convenience sampling───便利抽样；方便抽样；任意抽样；方便抽样，任意抽样
8、multistage sampling───多级采样; 多级抽样; 多级抽样法; 多级取样；[统计]多级抽样
9、impertinence sampling───不恰当抽样
1、to avoid sampling bias , they restricted their analysis to one group of animals ? the bivalve molluscs ? that fossilise well.───为了防止取样的偏颇，他们将分析的对象限制在一类化石记录保存完备动物？？双壳类软体动物。
2、Afraz believes this inconsistency in identifying genders is due to a sampling bias, which can also be seen in statistical tools such as polls.───拉兹认为受试者判断性别的不一致性是抽样误差造成的。抽样误差在投票竞选这样的统计中也会有。
3、Objective Sampling by the computer decrease the sampling bias by people at the third nation wide schistosomiasis epidemic sampling survey.───目的为了减少第三次全国血吸虫病流行病学抽样调查中人为选择样本带来的偏差。
4、bias and sampling bias are also discussed at the end of the paper.───偏差和抽样偏差问题也在文中进行了讨论。
5、"Sampling bias" is the likely explanation, say the scientists.───科学家们解释道，产生这种判断差异的可能原因是“抽样偏差”。
6、Clinical trials take a long time because they're rigorously controlled, with close attention paid to sampling bias and methodology.───临床试验需要花费很长时间，因为它们处于严格控制之下，必须密切留意取样偏差与方法。
1、This is not a result of sampling bias on our part, as all known sites of geothermal silica deposits were sampled.
2、The other is that the molar numbers are so low that some sort of sampling bias is strongly indicated against the molars.
3、In order to reduce the effect of sampling bias in qualitative and quantitative results, it is necessary composition of the sample used be representative of the batch of drugs being examined.
4、To avoid sampling bias , they restricted their analysis to one group of animals—the bivalve molluscs—that fossilise well.