抽样对话编辑 sample session editing
对称抽样 balanced sampling ; symmetric sampling
对称抽样方法 symmetry sampling technique
成对抽样 paired sampling
配对抽样法 Paired Sample Approach
对抽样分布的复习 Refresher on Sampling Distributions
相对抽样法 relative sampling
相对抽样误差 relative sampling error
双重抽样的相对方差 [统计] rel-variance for double sampling
方法采用便利抽样对一县级综合医院125例护理人员进行问卷调查。
Methods Convenience sampling was adopted to investigate 125 nurse in a primary hospital with questionnaire.
研究了采用二阶抽样对水路运输量进行抽样调查时的第二阶抽样方法。
This paper studies the second stage sampling methods used in the two stage sampling survey for waterway transportation volume.
方法:采用分层抽样与整体抽样对84个医疗单位242人进行信访调查,并对资料完整的225人(92.97%)进行分析。
Method: We adopted different level and wholly type sampling and letter investigation for 242 person who works in 84 medical unit, We analyzed 225 people's data (92. 97% ) .
Let me read to you-- this is taken from his book: "What this kind of research design means is a change in our conception of statistics, and especially of sampling theory.
以下这话引自他的书:,“设计出这类调研是为了,改变我们对统计的观念,尤其是对抽样调查的看法。
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