Which of the following would constitute the BEST random sample of a university population?
A) The residents who live in the dorms, which represents 70% of the university population
B) The students who take classes during the day, which represents 85% of the university population
C) The students whose names were drawn from a list of all students enrolled in classes, a sample representing 30% of the university population
D) The students attending a popular athletic event, which represents 10% of the university population

Question

Quizplus · Accepted Answer

The best random sample would be one that includes all segments of the university population and gives each member an equal chance of being selected. Option C, selecting a random sample of 30% of all enrolled students, achieves this goal. Options A, B, and D would each exclude significant portions of the university population and could introduce biases in the sample.

Which of the Following Would Constitute the BEST Random Sample