Residual Lifetime Prediction with Multistage Stochastic Degradation for Equipment

Table 2

Estimation of hyperparameter in prior distribution.

Stage	Estimation value of posterior
	a	b (10^−5)	c (10^−5)	d (10^−4)
1	1.7710	1.1365	3.1618	0.7612
2	0.9153	2.0641	5.7205	1.6162