【正文】 e = eint = stats = +003 * 回歸系數(shù)檢驗程序n=8。p=5。x1=[ ]39。%生產(chǎn)總值x2=[14867 16683 18645 20668 23623 26675 28838 30158]39。%人均可支付配收入x3=[ ]39。 %房屋供應面積x4=[1424 1516 1584 1610 1648 1673 1702 1925 ]39。 %城市人口x5=[ ]39。 %房產(chǎn)投資額y=[886 995 1291 1409 1591 1806 1997 2063 ]39。%北京市平均房價X=[ones(8,1) x1 x2 x3 x4 x5 ]。[b,bint,e,eint,stats]=regress(y,X)MSE=e39。*e/(np1)。SB=MSE*inv(X39。*X)t=tinv(,(np1)) T1=b(2)/sqrt(SB(2,2))T2=b(3)/sqrt(SB(3,3))T3=b(4)/sqrt(SB(4,4))T4=b(5)/sqrt(SB(5,5))T5=b(6)/sqrt(SB(6,6))b = +003 * bint = +003 * e = eint = stats = SB = +005 * t = T1 = T2 = T3 = T4 = T5 = 附錄二：y=[886 995 1291 1409 1591 1806 1997 2063 ]。x=[ ]。plot(x,y,39。o39。)xlabel(39。生產(chǎn)總值（億元）39。)。ylabel(39。房價均值39。)。hold onp=polyfit(x,y,1)y1=polyval(p,x)。plot(x,y1)a=corrcoef(x,y)p = a = ： y=[886 995 1291 1409 1591 1806 1997 2063 ]。x=[ ]。plot(x,y,39。o39。)xlabel(39。物價水平（億元）39。)。ylabel(39。房價均值39。)。hold onp=polyfit(x,y,1)y1=polyval(p,x)。plot(x,y1)a=corrcoef(x,y)p = +003 * a = ： y=[886 995 1291 1409 1591 1806 1997 2063 ]。x=[ ]。plot(x,y,39。o39。)xlabel(39。人均可支配收入（元/人）39。)。ylabel(39。房價均值39。)。hold onp=polyfit(x,y,1)y1=polyval(p,x)。plot(x,y1)a=corrcoef(x,y)p = a = ： y=[886 995 1291 1409 1591 1806 1997 2063 ]。x=[ ]。plot(x,y,39。o39。)xlabel(39。地稅（億）39。)。ylabel(39。房價均值39。)。hold onp=polyfit(x,y,1)y1=polyval(p,x)。plot(x,y1)a=corrcoef(x,y)p = a = ： y=[886 995 1291 1409 1591 1806 1997 2063 ]。x=[ ]。plot(x,y,39。o39。)xlabel(39。房屋供應面積（萬平方米）39。)。ylabel(39。房價均值39。)。hold onp=polyfit(x,y,1)y1=polyval(p,x)。plot(x,y1)a=corrcoef(x,y)p = a = .y=[886 995 1291 1409 1591 1806 1997 2063 ]。x=[ ]。plot(x,y,39。o39。)xlabel(39。城市人口（萬人）39。)。ylabel(39。房價均值39。)。hold onp=polyfit(x,y,1)y1=polyval(p,x)。plot(x,y1)a=corrcoef(x,y)p = +003 * a = y=[886 995 1291 1409 1591 1806 1997 2063 ]。x=[ ]。plot(x,y,39。o39。)xlabel(39。房產(chǎn)投資額（億元）39。)。ylabel(39。房價均值39。)。hold onp=polyfit(x,y,1)y1=polyval(p,x)。plot(x,y1)a=corrcoef(x,y)p = a = x=[ ]。 % x1生產(chǎn)總值 X2物價水平 x3人均可支付配收入X4地稅X5房屋供應面積x6城市人口x7房產(chǎn)投資額y=[786 995 1291 1409 1591 1806 1997 2063 ]39。%房價 [b,bint,e,eint,stats]=regress(y,x) rcoplot(e,eint)Warning: Rsquare and the F statistic are not welldefined unless X has a column of ones.Type help regress for more information. In regress at 162b = bint = e = eint = stats = +003 * n=8。p=5。x1=[ ]39。%生產(chǎn)總值x2=[ ]39。%人均可支付配收入x3=[ ]39。 %房屋供應面積x4=[ ]39。 %城市人口x5=[ ]39。 %房產(chǎn)投資額y=[886 995 1291 1409 1591 1806 1997 2063 ]39。%南京市平均房價X=[ones(8,1) x1 x2 x3 x4 x5 ]。[b,bint,e,eint,stats]=regress(y,X)MSE=e39。*e/(np1)。SB=MSE*inv(X39。*X)t=tinv(,(np1)) T1=b(2)/sqrt(SB(2,2))T2=b(3)/sq