A researcher wants to collect data about the study habits of sophomores at Harmond University. From the
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Question:
A researcher wants to collect data about the study habits of sophomores at Harmond University. From the sophomore class of 2, 300 students, she wants to collect a sample of 70 students.
Which of the following sampling methods will yield the most representative sample?
- Assigning each sophomore a number and then randomly generating 70 numbers from that list
- Randomly selecting 70 sophomores entering the university's main library on a randomly selected evening
- Selecting the 70 sophomores whose grade point averages (GPA) fall closest to the mean GPA of the sophomore class
- Randomly selecting 70 sophomores who are members of college fraternities
Related Book For
Statistics The Art and Science of Learning from Data
ISBN: 978-0321755940
3rd edition
Authors: Alan Agresti, Christine A. Franklin
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