MODEL	Null hypothesis	Constrained model	Unconstrained model	Log likelihood	P > \|z\|	Conclusion
Main Model	$γ = μ = η = 0$	−1054.59	−1048.88	11.43	0.000	Refuse
	$η = 0$	−554.50	−443.38	222.25	0.00	Refuse
	$β_{4} = 0$	−561.51	−561.48	0.06	0.81	Accept
	$β_{5} = 0$	−561.51	−554.38	14.26	0.00	Refuse
Sub-model	Exist no inefficiency	−1054.59	−919.09	271.02	0.00	Refuse
Sub-model	Error Setting	−1052.50	−919.09	266.82	0.00	Refuse