Random sampling Survey的意思|示意
随机抽样调查
Random sampling Survey的网络常见释义
抽样调研 (2)随机抽样调研 随机抽样调研(Random sampling Survey)是按随机原则从调研总体中抽取一 定数目的样本单位进行调查,以其结果推断总体的一种调研方式。
Random sampling Survey相关短语
1、 tuberculosis epidemiological random sampling survey 结核病流行病学抽样调查
2、 Crosscheck-random sampling inspection survey 交叉复核随机抽检调查
Random sampling Survey相关例句
Methods By random sampling method, 9 refectories and 366 students usually having their lunch at schools were drawn from Fangshan District, an anonymous questionnaire survey was conducted among them.
方法采用随机抽样的方法，对房山区9所中小学校食堂及366名在校就餐的学生进行膳食及营养教育相关情况的问卷调查。
Methods: The stratified sampling and cluster random sampling methods are used in this survey.
方法：本研究采用分层随机抽样方法和整群随机抽样方法。
Methods According to the national guidelines, clustered random sampling was made for the survey.
方法按照全国统一制定的调查方案，按病种以分层整群随机抽样的方法确定调查点。
Methods Stratified cluster random sampling was carried out in prevalence survey and questionnaires was applied.
方法采取分层整群随机抽样方法进行问卷调查。
Methods According with the methods of the forth epidemiologic sampling survey for tuberculosis in our country, the method of stratified cluster random sampling was use in this survey.
方法根据全国第四次结核病流行病学抽样调查方案，采用分层整群随机抽样方法抽取调查点，然后根据调查结果进行分析。
Random sampling: random sample of 50 boys, 50 girls were 100 students conducted a questionnaire survey.
随机抽样：随机抽取50名男生，50名女生共100名学生进行问卷调查。