Using the information in Table 17.9 and the shortest-processing-time rule, what will be the average work-in-process inventory level at Machine 1?
◦ Greater than 2.0 jobs but fewer than or equal to 2.4 jobs
◦ Greater than 2.4 jobs
◦ Fewer than or equal to 1.6 jobs
◦ Greater than 1.6 jobs but fewer than or equal to 2.0 jobs