Which of the following best represents the results of a study on the effectiveness of structured on-the-job training? the structured approach produced 26 percent fewer rejects, and their troubleshooting ability increased by 95 percent. the structured approach produced 86 percent fewer rejects, and their troubleshooting ability increased by 75 percent. the structured approach produced 16 percent fewer rejects, and their troubleshooting ability increased by 55 percent