4、计分析技术已广泛地应用到社会科学和自然科学的许多领域中。本文主要采用主成分分析的方法对相关数据进行处理,共分三章。第一章主要是对主成分分析的基本概念和性质进行简单的介绍,以便更深刻地理解并掌握多元分析的基本思想方法。第二章是主成分分析的具体应用,选取2011年辽宁省各市城市居民家庭平均每人消费支出数据,利用主成分分析法,在SPSS软件中给出输出结果。第三章主要是对应用举例的结果进行分析,得出结论并提出相关建议。关键字:主成分分析;SPSS软件;应用IAbstractIn recent years, China'seconomy hasunde
5、rgoneenormous changes,and people'slivingstandards hasbeengreatlyimproved.Thelevelofconsumption is animportantfactor to measure people'slivingstandards.Inordertofurtherimprovetheconsumptionstructure,guideconsumptioncorrectly,andimprove the levelofconsumption of urbanresident
6、sincitiesofLiaoningProvince,Itisnecessary to examine thedifferencebetween the consumptionstructureof urbanresidents in cities of LiaoningProvince and doacomparativestudy.From the macrograsptheurbanresidentconsumptionstatusandthedifferencesofconsumptionlevelindifferentparts,
7、andprovide basisfordecisionmaking to improve the levelofconsumption of the wholeLiaoning Provinceandeventhecountry regions.Multivariatestatistical analysisis a branch of mathematicalstatistics forover30yearswiththerapiddevelopment.Withthedevelopmentofcomputertechnology and