1. You are asked to compare the outputs and costs of two cardiac interventions that affect the severity of the illness and the patient's survival rate. What evaluation method would you use and why? 2. 2. You are asked to evaluate three medical interventions that reduce the number of deaths due to congestive heart failure. Among these interventions, there are no influences on the patient's quality of life. What evaluation method would you use and why? 3. 3. You are asked whether a new drug to combat congestive heart failure symptoms should be used. What evaluation method would you use and why