Additional interest that must be earned in order to entice someone to hold a risky bond over a risk-free bond.

In the 21st century, among the highest-paid, most well-regarded public relations practitioners are those who attempt to manage ________

A) perceptions B) community relations C) crises D) media relations

A single-phase waiting-line system meets the assumptions of constant service time or M/D/1. Units arrive at this system every 12 minutes on average. Service takes a constant 8 minutes. What is the average length of the queue Lq in units?

A) 0.67 B) 2.5 C) 4.5 D) 5.0 E) 7.5