Question 4 1 pts The queueing models we discussed in this class assume customers are served in what order? O Shortest processing time first O First come first served, Emergencies first o Longest processing time first. Question 11 1 pts In services, capacity is a dominant issue because insufficient capacity leads to lost customers True False Question 15 1 pts A company spends $300k to buy a new drill press because the old drill press was creating too many defective parts. This $300k is what cost of quality type? O Appraisal costs. Internal failure costs. O Prevention costs O External failure costs