Question

Dr. Baer wanted to do a survey on students and drug use. Which of the following is a random sample?

A. Every Fifth student on the School roll sheet
B. Two of the honors classes and two of the average classes
C. Students who volunteered
D. All of these are correct

Answer 1

A. Every Fifth student on the School roll sheetExplanation:I just took the test

Answer 2

A because there is no way to expect it, c I believe would be incorrect because if they volunteered then they would not be taking drugs.