Answer:
The question is not complete... The complete question is given in screen shot.
a. If the due date rule is used, what sequence should be used?
The sequence is A-B-C-D-E
b. What will be the job tardiness?(Round your answer to 2 decimal places)
Average job tardiness will be 15.20±0.05 minutes
c. What will be the average number of jobs?(Round to 2 decimal places)
Average number of jobs will be 3.31±0.05
d. Would the shortest processing time rule produces better results in terms of average job tardiness?
Yes, the new average job tardiness is 12±0.05 minutes