Multiple Choice
A researcher wants to study math achievement in sixth graders.The researcher obtains a list of all elementary school districts in the province,randomly selects 5 percent of the districts,and administers achievement tests to all sixth graders in these districts.This sampling method is called ________ sampling.
A) stratified random
B) quota
C) cluster
D) convenience
Correct Answer:
Verified
Correct Answer:
Verified
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