摘要
以多元统计理论为手段 ,以SAS软件为工具 ,在进行系统的数据计算的基础上 ,对我国煤炭工业 1988～ 1997年 10年间技术进步状况进行主成分分析 ,得出了一些有益的结论 。
With the theory of multivariate statistical as a measure and the software SAS as a tool,by analyzing the technical progress of the coal industry in the principal components during 10 years (from 1988 to 1997),by using systemic data counting,the author has reached several conclusions and puts forward several questions which are worth being considered.
出处
《湖南科技大学学报（社会科学版）》
2000年第1期50-54,共5页
Journal of Hunan University of Science and Technology(Social Science Edition)
关键词
技术经济
主成分
分析
technological economy
principal component,analysis
