基于主成分分析法的中部六省会城市经济发展水平评价

摘要

由于主成分分析是一种实用的多元统计分析方法,能消除样本指标之间的相关性,在保持样本主要信息的前提下,提取少量具有代表性的主成分,所以近年来在多指标评价上得到越来越广泛的应用。因此,本文采用多元统计中的主成分分析方法对中部六省会城市2009年的11个具有代表性的指标进行主成分分析,同时对当年中部各个省会城市经济发展近况作了比较,并给出了综合评价,提出了相关改进建议。%Because the principal components analysis is one of the practical multi-dimensional statistical analysis methods,it can eliminate the relevance between the samples and extract the representative principal components while keeping the main information of the samples.Therefore,in recent years it has found its wider uses in the multi objective appraisal.This paper adopts multivariate statistical＇s principal component analytical method to give principal component analysis on central China six provincial capital city＇s 11 representative indexes which got from 2009,at the same time for each capital city in central economic development situation compared,and gives a comprehensive evaluation,puts forward relevant suggestions for improvement.