$Y_{\text{prod}\text{.}}=\text{Const}\text{.}+a_1{X}_{\text{LSM}}+a_2{X}_{\text{RMC}}+a_3{X}_{\text{MH}}+a_4{X}_{\text{UEU}}+a_5{X}_{\text{RR}}+e$

Parameter

Coefficients

Standard error

T-value

Sig

VIF

Constant

11087.84*

4109.74

2.70

0.00

LSM

−7939.63*

1503.15

−5.28

0.00

1.15

RMC

−23.29*

3.75

−6.21

0.00

1.10

MH

3.49*

0.25

13.90

0.00

1.27

UEU

56.69*

21.30

2.66

0.00

1.31

RR

1174.73*

288.47

4.07

0.00

1.07

Model Summary

R

R-square

Adjusted R-square

Standard error of estimate

0.907

0.822

0.811

1719.86

$Y_{\text{prod}\text{.}}=11087.84-7939.63X_{\text{LSM}}-23.29X_{\text{RMC}}+3.49X_{\text{MH}}+56.69X_{\text{UEU}}+1174.73X_{\text{RR}}+1719.86$