Ricardo wants to study the academic performance of graduate students in the U.S. First, he decides that he will study schools in only 15 states and randomly selects those states. He then randomly selects 30 schools from these 15 states. Over a period of 3 months, Ricardo travels to these 30 schools and studies the academic performance of their students. Identify the sampling technique used by Ricardo in this scenario.
A)Cluster sampling
B)Quota sampling
C)Haphazard sampling
D)Purposive sampling

Question

Quizplus · Accepted Answer

Ricardo used cluster sampling because he randomly selected 15 states and then selected 30 schools from those states. The schools were selected as clusters, which is the defining aspect of cluster sampling.

Ricardo Wants to Study the Academic Performance of Graduate Students