Yolanda is choosing participants to call for her telephone surveyof campus drinking patterns. She gets a list of all students on campus and selects every tenth student to call. She has chosen a:
b. Simple random sample
c. Systematic random sample
d. Representative sample.
Answer: c. Systematic random sample
A systematic random sampling is sampling at some equal interval of space or time (i.e, every 10th student. This procedure uses a random starting point and a constant skip interval to select the sample from the population list. For example, if the sampling frame contains 5,000 employee names and one needs …
The solution answers what type of sample is chosen in the given scenario.