摘要
抽样设计与数据分析方法选择是问卷调查的核心与关键。2007年全国县域科技工作者状况调查遵循"多层次,等比例"的抽样原则,在全国范围内选取基本样本县203个,基本样本区域内县域科技工作者的抽样总数量为20300人,抽样置信区间控制在95%的水平上。如何从问卷的126个设问,618种答案中分析出影响县域科技工作者状况的主要因素,是本研究要重点探讨的。
Sampling design and data analysis methods are the core of survey. 203 basic sample counties were selected in 2007, and the actual state study on the national survey of county science and technology workers follow the multiply level and constrain proportions principle. 20300 people were surveyed and interviewed, and the confidence interval level was over 95% . The main discussion was how to obtain the main factors which influencd living conditions of county science and technology workers from 126 questionnaires and 618 kinds of answers.
出处
《中国农学通报》
CSCD
北大核心
2010年第24期472-476,共5页
Chinese Agricultural Science Bulletin
基金
中国科学技术协会2007年全国县域科技工作者状况调查研究资助
关键词
抽样设计
数据处理
数据分析
sampling design
data processing
data analysis
