If the target population is all U.S. adults, then a telephone directory would not make a good sampling frame because
A) people with unlisted numbers or no phones are not included.
B) not everyone can understand English.
C) some people have more than one phone number.
D) some people will not answer their phone.

Question

Quizplus · Accepted Answer

A telephone directory would not include people with unlisted numbers or no phones, making it an incomplete sampling frame for the entire U.S. adult population.

If the Target Population Is All U