1. The reliability of a system can be calculated by_____
A adding one or more duplicate features to a backup existing elements B describing a risk as a normal probability distribution C determining the joint probability of the systems elements reliabilities D describing a risk as a heavy- tailed probability distribution
2. An important concept in mananging supply chains and contracts is that of authority, because agents are bound by ______ within the envornment they operate in?
A legal and trade regulations B commodity planning C supplier availability D the strategic security
3. the average outgoing quality is a probability distribution the likelihood of a particular number of independent events within a particular interval?
A true B false