# Question

Show that the structure function for a four-component system that functions if and only if components 1 and 2 function and at least one of components 3 or 4 functions is given by

ɸ(X1, X2, X3, X4) X1 X2 max (X3, X4).

ɸ(X1, X2, X3, X4) X1 X2 max (X3, X4).

## Answer to relevant Questions

Find the reliability of the structure function given in Prob. 25.1-1 when each component has probability pi of performing successfully and the components are independent. Follow the instructions of Prob. 25.4-1 when using the following network. Note that component 3 flows in both directions. (a) Find all the minimal paths and cuts. (b) Compute the exact system reliability, and evaluate it ...Reconsider Prob. 17.6-32. (a) Formulate part (a) to fit as closely as possible a special case of one of the decision models presented in Sec. 26.4. (Do not solve.) (b) Describe Alternatives 2 and 3 in queueing theory terms, ...Consider Alternative 3 (tool cribs in Locations 1 and 3) for the example illustrated in Fig. 26.9. Derive E(T) for the tool crib in Location 3 by using the probability density functions of X and Y directly for this tool ...A company’s machines break down according to a Poisson process at a mean rate of 3 per hour. Nonproductive time on any machine costs the company $60 per hour. The company employs a maintenance person who repairs machines ...Post your question

0