Table J.3
Six jobs have just arrived at workstation 017;which has been idle.All the pertinent data are given in the following table.The shop works eight hours per day.It is now time zero.

-Use the information in Table J.3.If the SPT rule is used,what is the average past due?
A)fewer than or equal to 1 hour
B)greater than 1 but fewer than or equal to 2 hours
C)greater than 2 but fewer than or equal to 3 hours
D)greater than 3 hours

Question

Table J.3
Six jobs have just arrived at workstation 017;which has been idle.All the pertinent data are given in the following table.The shop works eight hours per day.It is now time zero.
 
-Use the information in Table J.3.If the SPT rule is used,what is the average past due?
A)fewer than or equal to 1 hour 
B)greater than 1 but fewer than or equal to 2 hours 
C)greater than 2 but fewer than or equal to 3 hours 
D)greater than 3 hours

Quizplus · Accepted Answer

The SPT rule states that the average past due is the average of the past due times for all calls. The table shows that the average past due time for all calls is 1 hour.

Table J.3 Six Jobs Have Just Arrived at Workstation 017;which Has Been