Lucian is a school counsellor. He wants to raise awareness of student cyber-bullying with the students' parents. Lucian therefore wants to find out whether students at the school have discussed the issue with their parents.
(1) Explain why it might not be practical for Lucian to use a simple random sample or systematic sample.
(2) Lucian wants to make sure that each gender is appropriately represented in his sample. Should he use a stratified sample or quota sample?