Sean Knows a Lot About Racial Tensions in Public Schools

Sean knows a lot about racial tensions in public schools. He wants to conduct a quantitative study that examines the current state of affairs in public schools. He contacts two school districts, one that has a history of problems and one that does not randomly selects students from these schools to participate in his study. One concern with the study, however, is that Sean used

A) convenience sampling.
B) purposive sampling.
C) quota sampling.
D) multistage sampling.