Snowball sampling is often used for at-risk populations. Discuss how you might use this sampling method to do research on drug users.
week 3
Week 3 class 561 300-400 words discussion CIT in Action Officer Williams is dispatched to a call about a 28-year-old man, Jason, behaving erratically in a local park. Witnesses report that Jason is yelling incoherently, pacing back and forth, and swinging a metal rod. Upon arrival, Officer Williams observes Jason