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网络释义专业释义

  sample survey method

... sample statistic 样本统计量 sample survey method 样本调查法 sample survey techniques 样本调查技术 样本调查技术 ...

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  • sample survey method

·2,447,543篇论文数据,部分数据来源于NoteExpress

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  • 调查分层逐级抽样随机抽样相结合抽样基础完成收集有效样本1005个。

    The survey was completed on the basis of combining stratified sampling and random sampling, collecting 1005 valid samples in total.

    youdao

  • 论文运用文献调查法选取苏州市高职院校样本通过方便抽样发放问卷

    The methods of this thesis are literature and survey. The author selected two Suzhou Vocational Colleges as a sample through convenience sampling questionnaire.

    youdao

  • 调查内容包括研究对象选择随机化、组间可比性样本大小、依从性统计学处理、疗效评价指标、随访不良事件观察等。

    The subject choice, randomized method, blind method, intra-group comparison, sample, compliance, statistical method, therapeutic effect assessment index, survey and side effects were observed.

    youdao

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