Asked by Marwa Almarwani on Apr 25, 2024

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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

Cluster Sampling

A method of sampling in which the population is segmented into different groups, and from these groups, a few are randomly chosen for analysis.

Quota Sampling

A sampling method where participants are chosen to form a sample that represents certain characteristics of a population.

Academic Performance

The extent to which a student, teacher, or institution has achieved their short or long-term educational goals.

  • Recognize the value and methods employed in sampling as part of research methodology.
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Breanna PursellApr 26, 2024
Final Answer :
A
Explanation :
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.