Researches in this filed often take the same study sample.

在此领域的调查通常都会选取相同的研究样本。

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They also used the Brief Symptom Inventory to measure psychological distress in their study sample.

他们同时使用简易症状问卷来测量他们研究样本的心理压力。

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Researchers found that 28 percent of children in the study sample consumed three or more sugar-sweetened beverages a day.

研究人员发现，接受调查的对象中28%的孩子每天都喝三罐或更多含糖饮料。

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Do I go out to Harvard yard and take a random sample ? of sophomores to study meditation?

是不是可以在哈佛大二学生里随机抽样,来研究冥想？

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The study sample is drawn from all phone numbers--listed and unlisted--in the United States to ensure maximum diversity.

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Others say the study sample sizes -- about 100 kids in each case -- may be too small to support sweeping conclusions.

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Using the class of 2009 as the study sample, the report found that women working full time earn an average of 82% of what their male peers earn.

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