但是我对情况也略知一二，我知道每个样本调查费都在增加。
But I do know a few things. I know that the cost of every U. s. sample survey is going up.
根据评价结果完善问卷并进行大样本调查，得到绩效数据。
After perfect questionnaire we get performance data by a large sampling survey.
目的：采用大样本调查免疫化学法大便隐血实验对检出小腺瘤的敏感性。
OBJECTIVES: to investigate the sensitivity of immunochemical FOBT to small adenomas using a large-scale cohort.
通过两个样本调查，对目标取向和工作经验量表进行了结构检验，并探讨了目标取向和工作经验对个体绩效的效应模式。
Based on confirmatory factor analysis of goal orientation and work experience, this study tested the effects of goal orientation and work experience on individual performance under working Settings.
皮尤研究中心对全国范围内具有代表性的1807名父母组成的样本进行了调查，发现课外活动反映了育儿方式的差异。
Extracurricular activities reflect the differences in child rearing in the Pew survey, which was of a nationally representative sample of 1,807 parents.
调查和测试样本对了解包含考古地点在内更大规模的景观也变得非常重要。
Surveys and test samples have also become important for understanding the larger landscapes that contain archaeological sites.
我个人在斯坦福青少年研究中心的研究采用的是对小样本的青少年进行深入访谈的方式，而不是大规模的调查。
My own research at the Stanford Center on Adolescence uses in-depth interviews with small samples of youngsters rather than large-scale surveys.
一组研究人员开始调查，收集皮肤样本，记录任何可以帮助他们回答关键问题的东西：为什么？
A team of researchers begins to investigate, collecting skin samples for instance, recording anything that could help them answer the crucial question: why?
独角鲸测量确实与一次冬季直升机调查得到的样本相当一致。
The narwhal measurements do correlate well with one-shot samples taken by winter helicopter surveys.
这次调查的结果进行了加权处理，以包容样本中的偏差。
The results of the survey were weighted to allow for variations in the sample.
尽管人们几乎没有进行过全面的研究，但是华盛顿大学的一项研究调查了药品样本的可获得性对医生开的处方的影响。
Though few comprehensive studies have been conducted, one by the University of Washington investigated how drug sample availability affected what physicians prescribe.
最后，这段论述没有解释这样一种可能性，即调查样本本身带有缺陷。
Finally, this argument does not account for the possibility that the survey samples themselves were flawed.
已从动物采集样本进行检测，并且调查在继续进行。
Samples from animals have been collected for testing and the investigation continues.
化验了从接受调查的人员及其密切接触者身上获取的样本，截至今日，没有阳性结果。
Tests conducted on samples taken from persons under investigation and their close contacts have yielded no positive results as of today.
第二批更多接受调查的患者的样本已于昨日运抵开罗。
A second shipment of samples from additional patients under investigation arrived yesterday in Cairo.
因此，从理论上来说，此次调查虽然伴随着大量的统计样本错误，但是仍在挑选出职业为报道员和记者的人数，无论这是否是他们真正的头衔。
So in theory this survey is picking up, with a wide range of statistical sampling error, the number of people who work as reporters and correspondents, whether or not that is their actual title.
这个研究中数据来源于英国家庭状况调查，它是一个对有代表性的英国家庭样本的年度调查。
For this study, the investigators gathered data from the British household Panel Survey - a yearly questionnaire of a nationally representative sample of UK households.
根据从乌克兰病人身上采集的样本做出的调查，初步检测显示2009年H1N1流感大流行病毒并没有出现显著变化。
Preliminary tests reveal no significant changes in the pandemic (H1N1) 2009 virus based on investigations of samples taken from patients in Ukraine.
不过，它们得到的数据确实与其中一次冬季直升机调查得到的样本数据相当一致。
However, the narwhal measurements do correlate well with one-shot samples taken by winter helicopter surveys.
但是入户调查的样本容量太小了，这意味着不能很好的理解报告的任何一个方面。
But the sample size of the household survey is quite small, which means that it would be unwise to read too much into any one aspect of the report.
在调查样本中，超过60%的父母每周至少一次卷入了孩子的作业问题而35%的父母标明每周至少一次甚至每天都会卷入孩子做作业的问题上。
Among the sample, more than 60 percent of parents reported being involved with their child's homework once a week and 35 percent indicated being involved every day or more than once a week.
第一批15名接受疑似感染调查的患者的样本今日在位于埃及开罗的美国海军医学研究所进行了化验。
Samples from an initial 15 patients under investigation for possible infection were tested today at a US Naval Medical Research Unit located in Cairo, Egypt.
为了搞清楚用户放弃有线电视的原因，ESPN调查了尼尔森公司的观众样本，得出的结论是目前停止使用有线电视的现象还十分微小。
Seeking to understand the cutting of cable cords, ESPN has waded into the Nielsen Company’s audience sample and concluded that the cancellations are currently a “very minor” phenomenon.
他们用1980年的土壤样本与过去十年间进行的调查结果进行比较。
They compared the results of a national soil survey taken in the 1980s with surveys conducted over the past decade.
除了样本误差外，全国性的公众意见的调查操作上的困难也会导致误差。
In addition to sampling error, the practical difficulties of conducting any survey of public opinion may introduce other sources of error into the poll.
调查样本中，占1/4的儿童超重或有肥胖现象；将近19%的儿童有时，甚至经常感到不愉快、伤心或者意志消沉。
A quarter of the children in the survey sample were overweight or obese and approximately 19 percent sometimes or often felt unhappy, sad or depressed.
2009年11月17日-根据从乌克兰病人身上采集的样本做出的调查，初步检测显示2009年H1N 1流感大流行病毒并没有出现显著变化。
November 2009 - Preliminary tests reveal no significant changes in the pandemic (H1N1) 2009 virus based on investigations of samples taken from patients in Ukraine.
星期日电讯报报道一项样本超过50万儿童的调查报告显示电脑科技对提高学生的成绩是反作用。
The Sunday Telegraph reports a survey of more than half a million children reveals technology is counter-productive in improving student achievement.
被研究对象年龄在55岁到65岁之间，之前三年中曾接受过医院门诊治疗，20年中研究人员跟踪观察了1824名参与者，被调查人员样本的一个缺陷是：人数分布不平均，其中63%是男性。
The sample of those who were studied included individuals between ages 55 and 65 who had had any kind of outpatient care in the previous three years. The 1,824 participants were followed for 20 years.
被研究对象年龄在55岁到65岁之间，之前三年中曾接受过医院门诊治疗，20年中研究人员跟踪观察了1824名参与者，被调查人员样本的一个缺陷是：人数分布不平均，其中63%是男性。
The sample of those who were studied included individuals between ages 55 and 65 who had had any kind of outpatient care in the previous three years. The 1,824 participants were followed for 20 years.
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