And that makes the sample representative of an individual's chronic exposure.

这使得所得样本能一个人长期接触。

The study " measured height and weight in representative samples of the general population, " the researchers said.

研究人员示，这项研究“测量了普通人群中有人身高和体重”。

In his words, this range of ages and locations across the country provided a good representative sample.

用他话说，研究涵盖年龄范围和地点提供了“很好样本。”

This group was picked as a representative sample of race and socioeconomic status for the entire U.S.

这个年龄组被选为整个美国种族和社会经济地位样本。

The authors have repeatedly surveyed a “nationally representative” sample of over 3,000 and personally interviewed a smaller number.

他们两位作者反复调查3000个全国有人物，还亲自访问一些人。

How we'll, like, verify that we get a representative sample.

我们将如何验证我们是否获得了具有样本。

This is a national representative sample of singles based on the U.S. Census.

这是根据美国人口普查得出具有全国单身样本。

So let me give you a small representative sample.

让我给你一个有小样本。

The pollsters asked a representative sample of New York residents for their opinions.

【representative】民意调查员向有纽约居民征询了意见。

And so a lot of people criticise this for being not a particularly representative sample of people choosing Britain's next prime minister.

因此，很人批评这不是选择英国下一任首相特别有样本。

You might start by picturing a representative sample of farmers and librarians, say, 200 farmers and 10 librarians.

您可以首先想象农民和图书馆员样本，例如 200 名农民和 10 名图书馆员。

GA representative sample of language, compiled for the purpose of linguistic analysis, is known as a corpus.

G. 语言库是一种比较有语言样本，它被汇编出来目就是用于语言学研究。

One of the few exceptions is Peking University's semiannual China Family Panel Studies survey, which has tracked a nationally representative sample since 2010.

北京大学每半年一次中国家庭调查是少数例外之一，该调查自 2010 年以来一直追踪具有全国样本。

So researchers sometimes conduct victimization surveys, which ask representative samples of the population if they have had any experiences with crime.

因此， 研究人员有时会进行受害调查，询问具有人口样本是否有过犯罪经历。

During the 1920s, statisticians developed methods for identifying a representative sample of survey respondents, so as to glean the attitudes of the public as a whole.

20世纪20年间，统计学家发明了一些方法：在调查对象中确定一个具有样本，以此来收集公众整体态度。

In a double-blind study, a representative sample of science faculty members were asked to hire a fictional student applicant for a lab-manager job.

在一项双盲研究中，科学教员样本被要求雇用一名虚构学生申请人担任实验室经理工作。

First off, there's the trick of thinking about a representative sample with a specific number of examples, like our 210 librarians and farmers.

首先，有一个技巧， 即考虑具有特定数量示例样本，例如我们 210 名图书管理员和农民。

Writing it all out abstractly might seem more complicated than just thinking through the example directly with a representative sample; and yeah, it is!

抽象地将其全部写出来可能看起来比直接用样本思考示例更复杂；是， 确实如此！

While previous research has shown an association with adverse outcomes on academic performance in children, it has relied on relatively small or less representative samples and faced other challenges.

虽然以前研究明，空气污染对儿童学业现有负面影响，但它依赖于相对较小或不太具有样本和其他挑战。

So, to achieve meaningful comparisons, test-makers must first give the test to a representative sample group, which sets a standard by which to compare future test-takers.

因此，为了实现有意义比较，测试人员必须首先将测试交给一个有样本组， 该样本组设定了一个标准， 用于比较未来测试者。