If the researcher is unable to obtain a list of the population or members of the population cannot be identified easily, then he or she must use a
A) very large sample.
B) representative sample.
C) probability sample.
D) nonprobability sample.

Question

Quizplus · Accepted Answer

When a list of the population is not available or members cannot be easily identified, a nonprobability sample is used because it does not require a complete list of the population and relies on non-random selection methods.

If the Researcher Is Unable to Obtain a List of the Population