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林业资源管理 ›› 2015›› Issue (4): 28-32.doi: 10.13466/j.cnki.lyzygl.2015.04.006

• 科学研究 • 上一篇    下一篇

境外森林资源调查分层整群抽样案例分析

智长贵, 王六如, 陈新云, 王威, 李利伟, 张乔   

  1. 国家林业局调查规划设计院,北京 100714
  • 出版日期:2015-08-28 发布日期:2020-12-01
  • 作者简介:智长贵(1973-),男,河南商水人,博士,主要从事森林资源监测工作。Email:zhichanggui@163.com
  • 基金资助:
    “高分林业生态工程监测应用示范(一期)”(21-Y30B05-9001-13/15-4)

Analysis on Stratified Cluster Sampling of Overseas Forest Resources Surveys

ZHI Changgui, WANG Liuru, CHEN Xinyun, WANG Wei, LI Liwei, ZHANG Qiao   

  1. Academy of Forestry Inventory and Planning,SFA,Beijing 100714,China
  • Online:2015-08-28 Published:2020-12-01

摘要: 以分层整群抽样理论为基础,以境外项目实际案例为依据,详细介绍了分层整群抽样的具体过程,分析了分层整群抽样的总体精度,结果表明,在相同样本情况下,分层整群抽样精度比整群抽样精度提高7%。

关键词: 森林资源调查, 分层抽样, 整群抽样

Abstract: Based on the theory of stratified cluster sampling,and the actual overseas cases ,this paper describes a specific process of stratified cluster sampling,and analyzes overall accuracy.The results show that stratified cluster sampling accuracy is improved by 7% compared with cluster sampling accuracy in the same sample.

Key words: forest resources survey, stratified sampling, cluster sampling

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