normal-sample 正常 ; 采样
Normal random sample 常态随机样本
normal two-sample problem 常态双样本问题
normal one-sample problem 常态单样本问题
normal two-sample model 正态二样本模型
·2,447,543篇论文数据,部分数据来源于NoteExpress
So what researchers do is they hope to get enough people in a sample, where overall, you hope to be capturing normal intake.
所以研究者做的是,让尽可能多的人群进入样本,总体上你就可以得到正常的摄入量了
耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选
It is understood one reason for this is that the sample used to compile normal ratings does not include viewers in the islands of Scotland.
BBC: New Freeview chapter for BBC Alba
Researchers took a single urine sample from hospitalized heart patients, found normal BPA trace amounts, and concluded BPA did it.
FORBES: How Junk Science Distorts What We Read, And The Way We're Governed
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