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计量经济学大作业 - 百度文库

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  • 2025/12/3 15:13:35

Y=-15

463.22+238.8221X1

(-0.586728) (0.920279) R^2=0.0426

Y=13

45.896+0.606887X2

(7.579) (52.50606) R^2=0.9931455

Y

=1448.170+0.487772 X3

(10.55612) (67.40818) R^2=0.995836 Tͳ R^2

3ع鷽̺;ۿ֪X3ƽ˾ҪĽͱ϶ãѡ3ع鷽Ϊع鷽̡

X3ƽ˾ʣYX1X2Ļع鷽

X1 238.8221 0.920 0.0426 X2 0.606887 52.506 0.9931455 X3 0.487772 67.408 0.995836

Y=-829.0549-22.71633X1+0.485967X3

(-0.482601) (1.329675) (67.28097) R^2=0.9962

ɴ˿ɼX1R^2ӣb1,b2ͳϲ˲X1Ϊͱ

Y=-1423.527-0.116755X2+0.394265 X3

(10.08055) (0.849513) (3.574038) R^2=0.995996

5췽Լ

Dzø·ƶ-ؼ鷽췽 ھˮƽX3ҪĽͱѾ֤X3Yɢͼ

X3Ϊ콣ȫ

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Y=-15463.22+238.8221X1 (-0.586728) (0.920279) R^2=0.0426 Y=1345.896+0.606887X2 (7.579) (52.50606) R^2=0.9931455 Y=1448.170+0.487772 X3 (10.55612) (67.40818) R^2=0.995836 Tͳ R^2 3ع鷽̺;ۿ֪X3ƽ˾ҪĽͱ϶ãѡ3ع鷽Ϊع鷽̡ X3ƽ˾ʣYX1X2Ļع鷽 <

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