(Solved):
4. A system has a historical Weibull parameter of \( \beta=3.0 \) and \( \eta=500 \). What is the ...
4. A system has a historical Weibull parameter of \( \beta=3.0 \) and \( \eta=500 \). What is the probability of success (reliability) at 700 hours? What is the probability of success (reliability) if the system is refurbished at time 400 ?