Question 12 • Statistical Modeling - Content Recovery - Part B
Race organizers want to survey the participating runners on the quality of the running course. Which of the following uses systematic random sampling?
Answer
A
Select the first 15 finishers and the last 15 finishers to take the survey.
B
Randomly select 15% of the male participants and 15% of the female participants.
C
Select the 5th finisher (with the number 5 being randomly chosen) to survey, then survey every 15th finisher after that.
D
Sort all of the runners’ names alphabetically, then randomly choose 2 letters and survey all participants whose last name begins with one of those letters.