A System Is Composed of Four Parts, J, K, L

Multiple Choice

A system is composed of four parts, J, K, L, and M. All four must function for the system to function. The four component reliabilities are .99, .98, .992, and .998. The designers are considering putting a .80 reliable backup at K. This backup will change the system reliability from __________ to __________.

A) 0.9762 to 0.9605
B) 0.9605 to 0.9762
C) 0.9605 to some smaller value
D) cannot be determined
E) none of the above