DrJackson Wants to Conduct an In-Depth Study of Bullying in High

Multiple Choice

Dr.Jackson wants to conduct an in-depth study of bullying in high school.She is particularly interested in better understanding how bullying relationships develop and continue throughout the school year.What strategy do you think would ensure that Dr.Jackson collects the highest-quality data for her study?

A) use purposive sampling and spend a year teaching and observing students at her former public high school in New York City
B) use purposive sampling and spend a year teaching and observing students at an elite private school in New York City
C) use cluster sampling and randomly select five high schools throughout the United States;from each high school,randomly select five students and administer a 10-question survey on bullying
D) use cluster sampling and randomly select 10 high schools throughout the United States;from each high school,randomly select 10 students and administer a 20-question survey on bullying