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. 2021 May 18;12(5):871–883. doi: 10.1007/s13198-021-01131-w

Table 4.

The values of the variance θ

Failure database Repair database Logistic database
Subsystem θ Subsystem θ Subsystem θ
Lo 0.970 Lo 0.570 Lo 0.588
DT.1 (3rd layer) 2.040 DT.1 3.220 DTs 1.050
DT.2 DT.2 0.860
DT.3 DT.3 3.430
DT.4 DT.4 1.110
DT.5 DT.5 3.300
DT.6 DT.6 2.860