Question

question
which of the following sampling scenarios describe convenience sampling?
select the correct answer below:
the freshman, sophomore, junior, and senior years were numbered one, two, three, and four respectively. a random number generator was used to pick two of those years. all students belonging to those two years were in the sample.
an administrative assistant was asked to stand in front of the library one wednesday and ask the first 100 undergraduate students he encountered what they paid for tuition for the fall semester. those 100 students were the sample.

Explanation:

Convenience sampling involves selecting samples based on ease of access. The first option uses random number generation to pick groups (stratified or cluster - like), while the second has an assistant picking the first 100 students encountered (easy - to - reach, convenient).

Answer:

B. An administrative assistant was asked to stand in front of the library one Wednesday and ask the first 100 undergraduate students he encountered what they paid for tuition for the Fall semester. Those 100 students were the sample.