年份yx1x2x3x4x520020.610.440.520.460.160.2520030.730.450.530.460.170.2520040.770.450.540.460.190.2520050.960.470.560.460.190.2520060.990.500.560.460.200.2520071.020.490.570.460.200.2520081.170.510.580.460.170.2520091.240.530.590.470.170.2520101.500
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年份yx1x2x3x4x520020.610.440.520.460.160.2520030.730.450.530.460.170.2520040.770.450.540.460.190.2520050.960.470.560.460.190.2520060.990.500.560.460.200.2520071.020.490.570.460.200.2520081.170.510.580.460.170.2520091.240.530.590.470.170.2520101.500
年份
y
x1
x2
x3
x4
x5
2002
0.61
0.44
0.52
0.46
0.16
0.25
2003
0.73
0.45
0.53
0.46
0.17
0.25
2004
0.77
0.45
0.54
0.46
0.19
0.25
2005
0.96
0.47
0.56
0.46
0.19
0.25
2006
0.99
0.50
0.56
0.46
0.20
0.25
2007
1.02
0.49
0.57
0.46
0.20
0.25
2008
1.17
0.51
0.58
0.46
0.17
0.25
2009
1.24
0.53
0.59
0.47
0.17
0.25
2010
1.50
0.55
0.60
0.47
0.18
0.25
年份yx1x2x3x4x520020.610.440.520.460.160.2520030.730.450.530.460.170.2520040.770.450.540.460.190.2520050.960.470.560.460.190.2520060.990.500.560.460.200.2520071.020.490.570.460.200.2520081.170.510.580.460.170.2520091.240.530.590.470.170.2520101.500
我是拿MATLAB做的,先把数据整理了一下放在Excel里
最后结果是A =
-5.2095
2.6132
6.1165
3.3384
-0.2286
常数项b为0
如果需要Matlab代码请再联系我
这么多！哪个娃给你解啊！