Introduction to Management Science 12th Edition by Bernard Taylor

Exercise 63

The DirectCast cable TV company is a national chain that services the small college town that is home to Tech, with a student population of almost 30,000. The company has generally been able to handle service calls and installations in the past, but a growth trend in the town and occasional significant jumps in service requests, especially for new high-definition installations, have made it more difficult for the company to determine the number of technicians and trucks it needs to maintain good service to its customers. Following is the demand for service calls during the past 36 months:
Develop a monthly forecast for the upcoming year for DirectCast. Explain why you think there are occasional increases and decreases in the monthly demand for service calls.