Table J.18

-Use the information in Table J.18 and sequence the jobs using the SPT rule. What is the average flow time?
A) fewer than or equal to 52 hours
B) greater than 52 hours but fewer than or equal to 54 hours
C) greater than 54 hours but fewer than or equal to 56 hours
D) greater than 56 hours

Question

Table J.18
 
-Use the information in Table J.18 and sequence the jobs using the SPT rule. What is the average flow time?
A) fewer than or equal to 52 hours 
B) greater than 52 hours but fewer than or equal to 54 hours 
C) greater than 54 hours but fewer than or equal to 56 hours 
D) greater than 56 hours

Quizplus · Accepted Answer

The Shortest Processing Time (SPT) rule sequences jobs in order of their processing times from shortest to longest. This minimizes the average flow time. Based on the SPT rule, the average flow time calculated from the given data is fewer than or equal to 52 hours.

Table J.18 -Use the Information in Table J.18 and Sequence the Jobs