Note:The data in this table is estimated by the Population Sample Survey.

注：本表为人口变动情况抽样调查推算数。

youdao

Note:Data in this table are estimated on the Population Sample Survey in 2008.

注：表中数据根据2008年人口抽样调查数据变动情况推算。

youdao

The study is based on a large population sample and took into account other possible factors, such as depression, season and levels of physical activity.

这项研究基于大群体样本，并且考察分析了其他可能影响的因素，如忧郁，季节和身体活动水平。

youdao

When you get--this is Rituparna, counting the leaves on a tree-- you can estimate, from a sample, the population expected values.

如果你...像数叶子的睿都巴若那一样,只有部分样本的话,你可以来估计总体均值

耶鲁公开课 - 金融市场课程节选

We can define it in a couple of different ways depending on whether we're talking about sample mean or population mean.

我们有几种不同的方式去定义这个概念,取决于我们指的是,样本均值还是总体均值

耶鲁公开课 - 金融市场课程节选

And the other thing you can do is take self reports like the ones you're doing, hopefully do enough of them, and a random enough sample of the population, that you can extrapolate from that sample to the whole population, and try to estimate what people are eating in that way.

还有其他可以做的,比如大家正在做的这种个体调查,希望能把它做的充分些,如果有充足的随机样本,就可以从样本推断出,整个总体,从而推断哪类人有这样的饮食习惯

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The new results are the first from an ongoing study intended to assess mental health in a representative population sample, balanced for demographics and including people who returned home and those who remain dispersed around the country.

NPR: Mental Issues Surge, Suicide Rates Flat Post-Katrina

This sentiment was echoed in the report, which stated that only 1.3% of the companies had a female founder, 6.5% had a female CEO, and 20% had one or more female C-level executives, most commonly in sales and marketing roles - accounting for 27% of the total population sample.

FORBES: Do Women Make Startups More Successful? If So, How?

It wasn't the rodents, 80% of the sample population, that drew the hook into Huntingdon.

FORBES: Magazine Article