You want to investigate the attitudes of students at your school toward the school's policy on sexual harassment. You have a grant that will pay the costs of contacting about 500 students.

1) Specify the exact population of your study. For example, will you include part-time students?

2) Describe your sample design. Will you use a stratified sample?

3)Briefly discuss the practical difficulties that you can anticipate. For example, how will you contact the students in your sample?