When using the telephone interview method, the problem of unlisted numbers
A) is a significant problem resulting in biased samples.
B) can be overcome through follow-up questioning.
C) can be overcome through the use of random-digit dialing.
D) is not a problem because almost all numbers can be found on the internet.

Question

Quizplus · Accepted Answer

Random-digit dialing allows researchers to reach both listed and unlisted numbers, thus overcoming the issue of unlisted numbers in telephone surveys.

When Using the Telephone Interview Method, the Problem of Unlisted