matlab解线性回归方程,y=a0+a1*A+a2*B+a3*C+a4*D+a5*E+a6*F;

网友回答

这是财政收入预测问题：财政收入与国民收入、工业总产值、农业总产值、总人口、就业入口、固定资产投资等因素的关系.仅供参考：
function yy=model(beta0,X)
a=beta0(1);
b=beta0(2);
c=beta0(3);
d=beta0(4);
e=beta0(5);
f=beta0(6);
x1=X(:,1);
x2=X(:,2);
x3=X(:,3);
x4=X(:,4);
x5=X(:,5);
x6=X(:,6);
yy=a*x1+b*x2+c*x3+d*x4+e*x5+f*x6;
主程序： X=[598.00 349.00 461.00 57482.00 20729.00 44.00
586.00 455.00 475.00 58796.00 21364.00 89.00
707.00 520.00 491.00 60266.00 21832.00 97.00
737.00 558.00 529.00 61465.00 22328.00 98.00
825.00 715.00 556.00 62828.00 23018.00 150.00
837.00 798.00 575.00 64653.00 23711.00 139.00
1028.00 1235.00 598.00 65994.00 26600.00 256.00
1114.00 1681.00 509.00 67207.00 26173.00 338.00
1079.00 1870.00 444.00 66207.00 25880.00 380.00
757.00 1156.00 434.00 65859.00 25590.00 138.00
677.00 964.00 461.00 67295.00 25110.00 66.00
779.00 1046.00 514.00 69172.00 26640.00 85.00
943.00 1250.00 584.00 70499.00 27736.00 129.00
1152.00 1581.00 632.00 72538.00 28670.00 175.00
1322.00 1911.00 687.00 74542.00 29805.00 212.00
1249.00 1647.00 697.00 76368.00 30814.00 156.00
1187.00 1565.00 680.00 78534.00 31915.00 127.00
1372.00 2101.00 688.00 80671.00 33225.00 207.00
1638.00 2747.00 767.00 82992.00 34432.00 312.00
1780.00 3156.00 790.00 85229.00 35620.00 355.00
1833.00 3365.00 789.00 87177.00 35854.00 354.00
1978.00 3684.00 855.00 89211.00 36652.00 374.00
1993.00 3696.00 891.00 90859.00 37369.00 393.00
2121.00 4254.00 932.00 92421.00 38168.00 462.00
2052.00 4309.00 955.00 93717.00 38834.00 443.00
2189.00 4925.00 971.00 94974.00 39377.00 454.00
2475.00 5590.00 1058.00 96259.00 39856.00 550.00
2702.00 6065.00 1150.00 97542.00 40581.00 564.00
2791.00 6592.00 1194.00 98705.00 41896.00 568.00 2927.00 6862.00 1273.00 100072.