经济发展水平的评价学士学位论文终稿.docVIP

学科分类号 110 黑龙江科技本科学生毕业论文题 目 省城市经济发展水平的评价 The principal components and factor analysis of urban economic development level ? evaluation of heilongjiang province 姓 名 学 号 院 （系 　 专业、年级 数学与应用数学 指导教师 　 　 2014年月1日摘要 关键词分析 Abstract Economy refers to the floorboard of the national economy of a country. We will improve the level of a local peoples life, to somewhere better and faster development, we must fully understand the current situation of economic development. Therefore, the existing research on the development of future economic development has a very important guiding significance. Principal component analysis (also called principal component analysis, is to try the original index combined into a new set of several comprehensive index instead of the original index has nothing to do with each other, at the same time, according to the actual need to recommend a few less comprehensive response as much as possible the original information of indicators. Is a generalization of the principal component analysis and factor analysis, it is also will have the intricate relationship between variables comprehensive to a small number of several factors, and to recreate the relationship of the original variables and factor, at the same time according to different factors can also categorize variables,. Principal component analysis and factor analysis is a multivariate analysis of a statistical method of dealing with the dimension reduction. In this article, through learning and access to relevant data found nine representative indexes of 12 cities in heilongjiang province, using the SPSS statistical analysis software to the indicators of principal component