1) sampling frame
抽样框
1.
Three dimension random sampling frame was con-ducted with the mean total product quantity per labor(A),agricultural product price index(B) and the rate of rural industrial labors as three experiment factors;the average ruralnet income per capita as the experinient target.
用劳均农产品提供总量（Ａ）、农产品价格指数（Ｂ）和农村工业劳动力比率（Ｃ）作为３个试验因素，农村人均纯收入为试验目标，３个因素均划分为３个水平，形成２７个水平组合，将河南省１４３个县市按组合归类构成抽样框，随机抽取一个样本进行方差分析和Ｆ检验。
2.
Because of the frequent changes in the item units to be sampled for enterprises under the quota limit, the sampling frame is rather unstable, which exerts adverse impact on the precision in assessing the samples.
在限额以下贸易业抽样调查中 ,抽样单位变动频繁 ,抽样框极不稳定 ,对抽样估计的精度带来不利的影响。
3) efficiency of sampling frames
抽样框效率
4) Dynamic Sampling Frame
动态抽样框
5) double frame estimate
双框抽样估计
6) sample
[英]['sɑ:mpl] [美]['sæmpḷ]
抽样
1.
Directed multi-level sample successive elimination Algorithm;
方向性多层抽样继承排除全搜索算法
2.
The application of sample in incremental update of sequence pattern;
抽样技术在序列模式增量更新中的应用
3.
The Method for Data Mining Based on Entropy Theory and Sample Test;
基于信息熵理论和抽样测试的数据挖掘
补充资料：抽样框
抽样框又称作抽样结构，是指包括全部抽样单位的名单框架。抽样框的主要形式有三种：名单抽样框、区域抽样框、时间表抽样框。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条