In Exercise 4-22, suppose you could hire one more person, and that person could be assigned either to manual check-in, automated check-in, or security. Where would this additional person be best used? As an overall criterion of “goodness” of a system, use the average total time in system of all types of passengers combined. Set up a PAN kel01315_ch06_279-310.indd 305 05/12/13 3:27 PM 306 Chapter 6 run and make 50 replications of each scenario. Do a screen shot of your f nal PAN scenario comparison and chart, and paste it into your .doe f le as a graphics image (and then re-save your .doe f le, of course).