Multiple Choice
Dr.Chang is conducting a research study of undergraduate students at her college.She wants to ensure an equal number of students from each grade level,so she uses the list of all students provided by the registrar's office.From each list,she randomly selects 50 students from each group.What strategy of sampling is Dr.Chang using?
A) simple random sampling
B) quota sampling
C) cluster sampling
D) stratified sampling
E) accidental sampling
Correct Answer:
Verified
Correct Answer:
Verified
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