According to an article in the American Heart Association's publication Circulation, 24% of patients who had been hospitalized for an acute myocardial infarction did not fill their cardiac medicationprescription by the seventh day of being discharged (Ho, Bryson & Rumsfeld, 2009). Suppose there are eleven people who have been hospitalized for an acute myocardial infarction.

State the random variable.

• Whether a patient filled their cardiac medication prescription.
• The number of patients who filled their cardiac medication prescription.
• The number of patients who did not fill their cardiac medication prescription.