Which of the following methods will give a truly random sampling of the general population?
A) Ask a question on a radio station and ask the general public to call in and respond.
B) Mail out questionnaires to be filled out and returned.
C) Poll random people on the street.
D) Identify all them members of the population then select the desired number randomly from among them.

Question

Quizplus · Accepted Answer

D is the correct answer because it involves identifying every member of the target population and then selecting individuals randomly from that complete list, ensuring each member has an equal chance of being chosen, which is the basis of truly random sampling.

Which of the Following Methods Will Give a Truly Random