调查人数两千余人。

Of those surveyed two thousand people.

youdao

结果（1）开始吸烟者年龄主要集中在15～25岁，占总调查人数的72.00%；

RESULT 1)72.00% of the smokers began to smoking when they were 15 ~ 25years old.

youdao

结果发现：（1）肾（96.3％）、心（69.75％）、肝（55.56％）三脏虚证证侯患病率高，有此三脏虚证表现的被调查者占总被调查人数的98.15％；

Result: (1) The sicken rate of kidney deficiency(96.3%), heart deficiency (69.75%) and liver deficiency(55.56%) was high. 98.15% of total old-age women investigated had one organ deficiency at least;

youdao

有的调查人员说，全年的无家可归者人数可能相当于美国总人口的1%(300万人)；另一些调查人员称，这一数字应该为200万。

Some say it might be as high as one percent of the US population (three million people); others say it might be as high as two million.

youdao

其结果有可能不能代表要调查人口，因为讨论参与者人数较少，而且他们可能不是随机选出来的。

Results may not be representative of the population because of small Numbers of people, who are not likely to be randomly selected.

youdao

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.

youdao

随后调查人员会增减被拯救的行人数量。

Then they varied the number of pedestrians who could be saved.

youdao

随后调查人员会增减被拯救的行人数量。

Then they varied the number of pedestrians who could be saved.

youdao