预测农民收入的主成分回归模型

选取1990~2005年影响宁夏农民收入因素的相关数据,建立了关于农民收入的主成分回归模型。该模型通过了各项检验,利用2005年的数据进行预测,预测值和实际值非常接近,说明该模型能够较为准确地反映实际情况,具有一定的使用价值。最后,提出增加宁夏农民收入的建议。

A Principle Component Regression Model to Predict Farmers' Income

The relevant data influencing Ningxia farmers′ income from 1990 and 2005 were analyzed and the principle component regression model was established to describe farmers′ income.Based on year 2005′s data,this model successfully forecasted farmers′ income.The forecast value had little difference with the real one,and all the results had passed through all kinds of verifications.It showed that the model could better reflect practical situation and had definite useful worthy.Finally,the suggestions on increasing Ningxia farmers′ income were put forward.