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时间:2019-03-01
《计量经济学_庞皓_第三版课后答案》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、第二章简单线性回归模型2.1(1)①首先分析人均寿命与人均GDP的数量关系,用Eviews分析:DependentVariable:YMethod:LeastSquaresDate:12/27/14Time:21:00Sample:122Includedobservations:22VariableCoefficientStd.Errort-StatisticProb. C56.647941.28.889920.0000X10.0.4.0.0001R-squared0. Meandependentvar62.50000Adjust
2、edR-squared0. S.D.dependentvar10.08889S.E.ofregression7. Akaikeinfocriterion6.Sumsquaredresid1013.000 Schwarzcriterion6.Loglikelihood-73.34257 Hannan-Quinncriter.6.F-statistic22.20138 Durbin-Watsonstat0.Prob(F-statistic)0.有上可知,关系式为y=56.64794+0.x1②关于人均寿命与成人识
3、字率的关系,用Eviews分析如下:DependentVariable:YMethod:LeastSquaresDate:11/26/14Time:21:10Sample:122Includedobservations:22VariableCoefficientStd.Errort-StatisticProb. C38.794243.10.983400.0000X20.0.7.0.0000R-squared0. Meandependentvar62.50000AdjustedR-squared0. S.D.dependent
4、var10.08889S.E.ofregression5. Akaikeinfocriterion6.Sumsquaredresid605.2873 Schwarzcriterion6.Loglikelihood-67.67792 Hannan-Quinncriter.6.F-statistic50.62761 Durbin-Watsonstat1.Prob(F-statistic)0.由上可知,关系式为y=38.79424+0.x2③关于人均寿命与一岁儿童疫苗接种率的关系,用Eviews分析如下:Dependen
5、tVariable:YMethod:LeastSquaresDate:11/26/14Time:21:14Sample:122Includedobservations:22VariableCoefficientStd.Errort-StatisticProb. C31.799566.4.0.0001X30.0.4.0.0001R-squared0. Meandependentvar62.50000AdjustedR-squared0. S.D.dependentvar10.08889S.E.ofregression7.
6、 Akaikeinfocriterion6.Sumsquaredresid987.6770 Schwarzcriterion6.Loglikelihood-73.06409 Hannan-Quinncriter.6.F-statistic23.28338 Durbin-Watsonstat0.Prob(F-statistic)0.由上可知,关系式为y=31.79956+0.x3(2)①关于人均寿命与人均GDP模型,由上可知,可决系数为0.,说明所建模型整体上对样本数据拟合较好。对于回归系数的t检验:t(β1)=4.>t0
7、.025(20)=2.086,对斜率系数的显著性检验表明,人均GDP对人均寿命有显著影响。②关于人均寿命与成人识字率模型,由上可知,可决系数为0.,说明所建模型整体上对样本数据拟合较好。对于回归系数的t检验:t(β2)=7.>t0.025(20)=2.086,对斜率系数的显著性检验表明,成人识字率对人均寿命有显著影响。③关于人均寿命与一岁儿童疫苗的模型,由上可知,可决系数为0.,说明所建模型整体上对样本数据拟合较好。对于回归系数的t检验:t(β3)=4.>t0.025(20)=2.086,对斜率系数的显著性检验表明,一岁儿童疫苗接种率对人
8、均寿命有显著影响。2.2(1)①对于浙江省预算收入与全省生产总值的模型,用Eviews分析结果如下:DependentVariable:YMethod:LeastSquaresDate:12/
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