To Monitor Campus Security,the Campus Security Office Is Taking a Survey

Multiple Choice

To monitor campus security,the campus security office is taking a survey of the number of students in a parking lot each 30 minutes of a 24-hour period with the goal of determining when patrols of the lot would serve the most students.If X is the number of students in the lot each period of time,then X is an example of

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