If researchers are attempting to recruit subjects who are members of a group is not mainstream and may be disdained, why is snowball sampling often used?
a. It is less time-consuming than other methods, for hard-to-access populations.
b. It produces a sample that is more representative.
c. It increases recruitment success.
d. It produces a more diverse sample.
e. It increases generalizability.
ANS: A, C
Network sampling, which also is referred to as snowball or chain sampling, holds promise for locating samples difficult or impossible to obtain in other ways or who had not been previously identified for study. Network sampling takes advantage of social networks and the fact that friends tend to have characteristics in common.
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