4. A system is made up of two subsystems, A and B, connected in parallel. Subsystem...
4. A system is made up of two subsystems, A and B, connected in parallel. Subsystem A is made up of 5 components connected in parallel. Subsystem B is made up of 5 components connected in-series. All compopents function inde- pendently. The probability that a component is operational is 0.7. Let P(S) denote the probability that the system is operational.