Accelerated Degradation Process Analysis Based on the Nonlinear Wiener Process with Covariates and Random Effects

Table 3

The parameters of three degradation models with the SSADT simulated degradation data.

							b	Log-LF	AIC	MTTF
	8.23	2.07		—	−4202.82		0.50	518.48	−1024.97
	14.71	4.33	—		−4586.56		0.53	486.37	−960.73
	11.11	—	—		−4479.82		0.53	468.37	−926.74