9. You are conducting a statistical survey of library users. There are approximately 2500 people in the
population (library patrons in a month), and you have a full list of their names, phone numbers,
addresses, time & date of last visit, and any other reasonable information. If you want to create and
survey a fair sample of 25 people, describe how you could do so using the following techniques. Be
sure to include how you would contact your subjects.
a. Simple random sampling (3 marks)
b. Systematic random sampling (3 marks)
c. Stratified random sampling (3 marks)
d. Cluster random sampling (3 marks)
e. Multistage random sampling (4 marks)