Variable

Coefficient

z-value

t-probability

constant

2.4003

5.0194

0.0000

x₁

3.3950

11.5579

0.0000

x₂

0.3612

5.4851

0.0000

x₃

0.0858

0.7783

0.4364

lambda

−0.6825

−1.8391

0.0659

R²

0.9815

Log-likelihood

−7.5299

AIC

23.0598

SC

26.1501