A Distribution of Service Times at a Waiting Line Indicates

Multiple Choice

A distribution of service times at a waiting line indicates that service takes 12 minutes 30 percent of the time and 14 minutes 70 percent of the time. This distribution has been prepared for Monte Carlo analysis. The first four random numbers drawn are 07, 60, 77, and 49. The average service time of this simulation is

A) 12 minutes
B) 13 minutes
C) 13.5 minutes
D) 14 minutes
E) none of these