The Chancellor of a Major University Was Concerned About Alcohol

Multiple Choice

The chancellor of a major university was concerned about alcohol abuse on her campus and wanted to find out the proportion of students at her university who visited campus bars on the weekend before the final exam week. Her assistant took a random sample of 250 students and computed the portion of students in the sample who visited campus bars on the weekend before the final exam. The portion of all students at her university who visited campus bars on the weekend before the final exam week is an example of

A) a parameter.
B) a discrete random variable.
C) a categorical random variable.
D) a continuous random variable.