(09.06)
A study of a new medication found that patients who took the medicine have reduced
blood pressure, compared to those who did not take the medicine. The research team
concluded that the medicine caused the reduction in blood pressure. Which study design
did they most likely use? (2 points)
They most likely used an experiment with patients randomly assigned to take the medicine or not
take the medicine
They most likely used an experiment with patients randomly assigned to groups based on their
blood pressure
They most likely used a survey asking patients if they took the medicine and how their blood
pressure was affected.
They most likely used a survey asking patients if they took the medicine and if they felt the
medication helped their blood pressure.