X1為預算
X2投入物料
X3投入管理人力
| . tobit te x1 x2 x3,ll(0) ul(1) | ||||||
| Tobit regression Number of obs = 42 | ||||||
| LR chi2(3) = 3.13 | ||||||
| Prob > chi2 = 0.3727 | ||||||
| Log likelihood = -.45199543 Pseudo R2 = 0.7756 | ||||||
| ------------------------------------------------------------------------------ | ||||||
| te | Coef. Std. Err. t P>|t| [95% Conf. Interval] | ||||||
| -------------+---------------------------------------------------------------- | ||||||
| x1 | -.0001141 .0013895 -0.08 0.935 -.0029246 .0026965 | ||||||
| x2 | .0184902 .0119711 1.54 0.131 -.0057236 .042704 | ||||||
| x3 | -.0011498 .0013064 -0.88 0.384 -.0037923 .0014927 | ||||||
| _cons | .8494042 .0843637 10.07 0.000 .6787625 1.020046 | ||||||
| -------------+---------------------------------------------------------------- | ||||||
| /sigma | .1391369 .0221266 .0943816 .1838922 | ||||||
| ------------------------------------------------------------------------------ | ||||||
| Obs. summary: 0 left-censored observations | ||||||
| 24 uncensored observations | ||||||
| 18 right-censored observations at te>=1 | ||||||
一、 P值均大於5%,表示顯著結果檢定,三項投入變數(自變數)對於營運效率( 應變數)的影響為不顯著!
二、Pseudo R^2=0.7756,說明本研究選取X1、X2、X3為投入變數能解釋營運效率值總變異的77.56%,
解釋力尚佳,意謂仍可能有其他變數會影響公司營運績效!
如此分析不知是否有誤!
不知道還有沒有,其他分析!請提點指教!



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