For each of the following scenarios, identify the appropriate analysis. 1. The question is whether verbal reinforcement affects response rates. Subjects in Group 1 were verbally reinforced every time they respond to the instructor's questions. Subjects in Group 2 were not. After 2 weeks, the two groups were compared by gauging the number of students who raised their hand when questions were asked. The following data were collected. Group 1: 13, 15, 12, 17, 14, 14, Group 2: 10, 12, 12, 11, 13, 9 2. A guidance counselor at a high school wants to be best informed about the universities and colleges that students prefer most frequently. He glances at the institutions attended by last year's graduates and notes that the three closet colleges appear to have about equal appeal. To test this assumption, he begins asking students who are planning on postsecondary schooling where they will apply. His data are as follows: The technical institute: 22 The community college: 18 The comprehensive university: 12 3. A biology instructor wishes to know if there is a difference between performance on a state developed benchmark test and her comprehensive final examination. To maintain consistency, both test included the same number of questions (100), and the instructor used the number of items correct as the grade. The following data were collected from a sample of 10 students. Student State exam Biology Student State exam Biology final final 56 63 60 65 73 74 45 51 UI A UNH 61 73 86 84 85 81 79 86 43 57 92 94