An Alabama lumberyard has four jobs on order, as shown in the following table. Today is day 205 on the yard's schedule.
Job
|
Due Date
|
Remaining Time (Days)
|
A
|
212
|
6
|
B
|
209
|
3
|
C
|
208
|
3
|
D
|
210
|
8
|
In what sequence would the jobs be ranked according to the following decision rules:
a) FCFS
b) SPT
c) LPT
d) EDD
e) Critical ratio
Which is best and why? Which has the minimum lateness?