1.All preceding activities have to be completed before work can start on a follower activityGroup of answer choices

True

False

2.

Customers arrive at a suburban ticket outlet at the rate of 14 per hour on Monday mornings (exponential interarrival times). Selling the tickets and providing general information takes an average of 3 minutes per customer, and varies exponentially. There is 1 ticket agent on duty on Mondays.

How many minutes does the average customer spend in the system?

Group of answer choices

7

8

9

10

11