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計(jì)量實(shí)習(xí)報(bào)告word版(編輯修改稿)

2025-09-10 21:34 本頁(yè)面
 

【文章內(nèi)容簡(jiǎn)介】 var. of regression Akaike info criterionSum squared resid Schwarz criterionLog likelihood FstatisticDurbinWatson stat Prob(Fstatistic)此時(shí)我國(guó)國(guó)有獨(dú)立工業(yè)企業(yè)的生產(chǎn)函數(shù)為: (模型2)=() () () 模型2的擬合優(yōu)度較模型1并無(wú)多大變化,F(xiàn)檢驗(yàn)也是高度顯著的。但這里,解釋變量、常數(shù)項(xiàng)的檢驗(yàn)值都比較大,因此模型2較模型1更為合理。三、建立非線性回歸模型——CD生產(chǎn)函數(shù)Dependent Variable: LNYMethod: Least SquaresDate: 06/22/10 Time: 20:42Sample: 1978 1994Included observations: 17VariableCoefficientStd. ErrortStatisticProb. CLNLLNKRsquared Mean dependent varAdjusted Rsquared . dependent var. of regression Akaike info criterionSum squared resid Schwarz criterionLog likelihood FstatisticDurbinWatson stat Prob(Fstatistic)CD生產(chǎn)函數(shù)的估計(jì)式為: (模型3)= () () () 從模型3中看出,資本與勞動(dòng)的產(chǎn)出彈性都是在0到1之間,模型的經(jīng)濟(jì)意義合理,而且擬合優(yōu)度較模型2還略有提高,解釋變量都通過(guò)了顯著性檢驗(yàn)。實(shí)驗(yàn)四 異方差模擬實(shí)驗(yàn)一、實(shí)驗(yàn)?zāi)康模毫私猱惙讲钅P偷臋z驗(yàn)方法和異方差模型的處理方法。二、實(shí)驗(yàn)要求:(1)模擬線性回歸模型中隨機(jī)擾動(dòng)項(xiàng)為異方差的樣本數(shù)據(jù)(2)進(jìn)行GoldfeldQuandt檢驗(yàn)(3)利用WLS方法進(jìn)行參數(shù)估計(jì),建立模型。三、實(shí)驗(yàn)結(jié)果報(bào)告:(圍繞實(shí)驗(yàn)要求,結(jié)合實(shí)驗(yàn)的內(nèi)容撰寫(xiě)報(bào)告)一、人均消費(fèi)與人均收入Dependent Variable: YMethod: Least SquaresDate: 06/23/10 Time: 19:15Sample: 1 27Included observations: 27VariableCoefficientStd. ErrortStatisticProb. CXRsquared Mean dependent varAdjusted Rsquared . dependent var. of regression Akaike info criterionSum squared resid Schwarz criterionLog likelihood FstatisticDurbinWatson stat Prob(Fstatistic)Y=+R^2= T統(tǒng)計(jì) F=戈德菲爾德—匡特法(雙變量模型)檢驗(yàn)前110個(gè)數(shù)據(jù)的回歸Dependent Variable: YMethod: Least SquaresDate: 06/23/10 Time: 20:18Sample: 1 10Included observations: 10VariableCoefficientStd. ErrortStatisticProb. CXRsquared Mean dependent varAdjusted Rsquared . dependent var. of regression Akaike info criterionSum squared resid Schwarz criterionLog likelihood FstatisticDurbinWatson stat Prob(Fstatistic)RSS1=后10個(gè)數(shù)據(jù)的回歸Dependent Variable: YMethod: Least SquaresDate: 06/23/10 Time: 20:20Sample: 18 27Included observations: 10VariableCoefficientStd. ErrortStatisticProb. CXRsquared Mean dependent varAdjusted Rsquared . dependent var. of regression Akaike info criterionSum squared resid Schwarz criterionLog likelihood FstatisticDurbinWatson stat Prob(Fstatistic) RSS2=RSS2/RSS1= F(8,8)=所以存在異方差利用WLS進(jìn)行異方差的消除(W=1/RESID) Dependent Variable: YMethod: Least SquaresDate: 06/23/
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