Some sample test questions for you guys

For each case below, choose the most appropriate statistical procedure:

1. A teacher of a low-level reading group is interested in what the average score is for the group of 25 students.

2. An administrator wants to find out if there is a relationship between teacher absences and student achievement.

3. A math teacher wants to know how many ability groups should be formed within a class of 30 students.

4. A student teacher is interested in finding out the number of students who rate his performance as good, excellent, average, or poor.