This paper gathers information through questionnaire survey and in-depth interviews by the method of combining statistical investigation with on-the-spot research.
本文研究采用统计调查与实地研究相结合的方法，通过问卷调查与深度访谈搜集资料。
Gallup was an American statistician who invented the Gallup Poll, a successful statistical method of survey sampling for measuring public opinion.
这位美国的统计学家是盖洛普民意测验的首创者。盖洛普民意测验是为了测量民意对其调查样本进行统计的科学方法。
Methods the literature study, questionnaire survey method, teaching experiments and mathematical statistical method, software development method and other methods.
采用文献法、问卷调查法、教学实验法、数理统计法、软件编制法等研究方法。
The subject choice, randomized method, blind method, intra-group comparison, sample, compliance, statistical method, therapeutic effect assessment index, survey and side effects were observed.
调查内容包括研究对象选择、随机化方法、盲法、组间可比性、样本大小、依从性、统计学处理、疗效评价指标、随访和不良事件观察等。
The main research methods includes documentary research, questionnaire survey method, statistical analysis method and so on.
主要运用的研究方法包括文献研究法、问卷调查法、统计分析法等。
The main research methods includes documentary research, questionnaire survey method, statistical analysis method and so on.
主要运用的研究方法包括文献研究法、问卷调查法、统计分析法等。
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