To increase its "share of customer," a firm concentrates on retaining as many customers as possible over its lifetime

Which of the following is NOT a measure of a queue's performance?

A) average time spent in the queue B) average queue length C) probability that the service facility will be idle D) utilization factor for the system E) All of the above are performance measures.

Project Test Bank is composed of activities we will refer to as A, B, C, and D for convenience (and lack of creativity). Durations and precedence requirements are shown in the table

Each of these activities can be conveniently laddered into two sub-activities of equal duration. The first half of each activity serves as the predecessor to its second half and the first half of the original following activity. What is the expected completion time of the laddered project? Activity Length Predecessor A 10 -- B 18 A C 14 A D 20 B, C A) 34 B) 38 C) 42 D) 48