To Create and Deliver a Service, Four Steps Are Required

Multiple Choice

To create and deliver a service, four steps are required and based on collecting information on errors per step, the following reliabilities have been determined: Step 1 = 0.92, Step 2 = 0.88, Step 3 = 0.94, and Step 4 = 0.84. The reliability of the total service system is:

A) less than 0.60.
B) equal to or greater than 0.60 but less than 0.70.
C) equal to or greater than 0.70 but less than 0.80.
D) equal to or greater than 0.80 but less than 0.90.