Courtney is a programmer receiving requests each week to analyze a large database. Five jobs were on her desk Monday morning, and she must decide in what order to write the code. Assume that all jobs arrived today (day 1 and hour 1) in the order shown below. Courtney has assigned the number of hours required to do the coding as noted. Note that Courtney works an 8-hour day and today is a workday.

JOB DUE DATE

(HOURS HENCE)

DURATION (HOURS REQUIRED)

A 8 5 B 16 2 C 24 10 D 32 16 E 12 6

a) Sequence the jobs according to EDD.

b) What is the average completion (flow) time?

c) What is the average job lateness?

d) What is the average number of jobs in the system?