Which type of sampling will get the largest number of subjects in the shortest period of time?
a. Cluster sampling
b. Convenience sampling
c. Network or snowball sampling
d. Random sampling
ANS: B
Convenience samples are inexpensive, accessible, and usually require less time to acquire than other types of samples.
Cluster sampling, as a type of random sampling, is more time consuming.
Network or snowball sampling yields a small number of subjects each step of the way.
Random sampling is the most difficult sampling technique, oftentimes requiring a lot of time and effort and to generate the sample.
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