22. The control chart most appropriate for plotting the daily percentage of students that wait longer than 5 minutes in line at the undergraduate admissions office is a(n): a. p-chart. b. np-chart. c. X-chart. d. x-chart. 23. Each day, a manufacturing company producing circuit boards will randomly sample 60 circuit boards for a period of 25 days and then determine and plot the number of defects contained in each of these boards. The appropriate control chart is a(n): u-chart. b. p-chart. c. np-chart. d. c-chart. a. 24. Which of the following charts is used to monitor the average number of non-conformances per unit when sample sizes vary? a. X-chart b. c-chart c. p-chart d. u-chart 25. Which of the following would be considered a prevention cost of quality? a. Inspecting incoming raw materials b. Training workers to perform their jobs c. Issuing a recall of defective product before another customer is injured d. Performing a 24-hour burn-in on every item produced to make sure it works before it is shipped. a. 26. A prime example of an internal failure cost is: The labor cost associated with inspecting every item produced. b. The labor cost associated with repairing an item returned under warranty. The material cost of a piece of stock metal that has had too large a hole drilled in it. d. The material cost of the paint applied to the case of a finished unit. c. 27. If the quality level is increased by taking steps to prevent defects before they happen, which one of the following statements is TRUE? a. Prevention costs increase. b. Appraisal costs increase. c. Internal failure costs increase. d. External failure costs increase. 28.At which of the following steps will the cost of detecting product defects be the highest? a. Customer b. Process Final testing d. Raw material c