查询词典 sampling

Methods｜ 10 106 children under 5 years old were selected by cluster sampling.

方法按照分层整群抽样的方法，抽取5岁以下儿童共10 106人，进行营养知识问卷，测量身高、体重。

Methods The cluster sampling method was used to select students and the investigations were carried out through uniform questionnaires.

采用整群抽样的方法，使用统一的调查表，每年对辖区内高中学生的艾滋病知识知晓情况进行调查。

Methods A cross-sectional study was conducted on 1 870 medical college students who were sampled by cluster sampling method.

采用整群抽样方法，对安徽医科大学1 870名大学生进行现况调查。

Methods:Baseline survey was done for 540 children aged 4~5 years with cluster sampling.

使用整群抽样的方法对4～5岁540名儿童进行基线调查后，对整个社区的儿童分完全干预和有限干预两组进行了心理干预，并调查干预1年后的效果。

To interview1483 residents of 15 years and above by the way of stratified and cluster sampling.

通过分层整群抽样访谈调查了黑水县15岁以上居民1483人。

Methods questionnaire survey of 3 500 college students by random cluster sampling.

采用整群抽样抽取3 500名学生，对调查对象进行疾病诊断及影响因素问卷调查。

Methods The stratified cluster sampling was used to research 395 college students of Huangshan college by questionnaires.

采用分层整群抽样方法对安徽黄山学院395名大学生进行网络行为问卷调查。

Methods: The survey were designed by stratified cluster sampling.

方法采取分层整群抽样的方法。

Methods Questionnaire survey was conducted with stratified cluster sampling.

方法采用分层整群抽样的方法，进行无记名问卷调查。

Methods:Random cluster sampling method was used.2 763 subjects were studied with a self-reported questionnaire.

采用整群随机抽样方法，对2763名学生通过自填问卷的方式进行了调查。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。