표 2 영화확산에 대한 Mixed-effects Bass Model 추정결과

		Model-1 (Bass)	Model-2 (without error in p&q)	Model-3 (Mixed-effects Bass)
		계수추정치, z(p-값)	계수추정치, z(p-값)	계수추정치, z(p-값)
혁신 계수	p0	0.320, 57.59(<0.001)	0.029, 2.07(0.038)	0.384, 23.12(<0.001)
	개봉첫주		0.202, 15.72(<0.001)	0.0110, 1.82(0.069)
	스크린수		2.06e-5, 16.19(<0.001)	7.36e-6, 5.07(<0.001)
모방 계수	q0	0.251, 12.44(<0.001)	0.476, 18.30(<0.001)	0.284, 12.95(<0.001)
	리뷰수		3.49e-4, 11.77(<0.001)	3.29e-4, 23.05(<0.001)
	평점		–0.0479, –3.44(0.001)	3.19e-2, 3.98(<0.001)
RE	σ u p 2			0.0180
	σ u q 2			0.0329
	σ ∈ 2	9.90e10	5.86e10	2.86e9
모형 적합성	MAPE	6.586%	6.265%	1.110%
	AIC	32,920.71	32,315.38	29,500.54
	BIC	32,935.90	32,350.82	29,546.11
	LR v.s. Model-1		χ d f = 4 2 = 613.33   ( < 0.001 )	χ d f = 6 2 = 3 , 432.17   ( < 0.001 )
	LR v.s. Model-2			χ d f = 2 2 = 2 , 818.84   ( < 0.001 )