Parking at a Large University Has Become a Very Big

Parking at a large university has become a very big problem. University administrators are interested in determining the average parking time (e.g. the time it takes a student to find a parking spot) of its students. An administrator inconspicuously followed 250 students and carefully recorded their parking times. Identify the variable of interest to the university administration.

A) a single student that parks at the university
B) the entire set of students that park at the university
C) the parking time, defined to be the amount of time the student spent finding a parking spot
D) the 250 students that data was collected from