1. A researcher is investigating the effects of exercise on weight. What are the independent and dependent variables in this experiment? A)The dependent variable is the amount of exercise; the independent variable is the number of calories consumed.
B)The dependent variable is weight; the independent variable is exercise.
C)The independent variable is weight; the dependent variable is the number of calories consumed.
D)The independent variable is the number of calories consumed; the dependent variable is diet.

The registered nurse working in thè cardiac care clinic is tasked with implementing quality improvement measures. to educate the dlinic staff, the nurse plans an in-service program to introduce concepts of quality improvement and evidence-based practice. additionally, the role of the case manager will be included in the presentation. the nurse plans on nursing care of the patient with congestive heart failure as a template and prepares sample clinical pathways care maps and multidisciplinary action plans. a. describe how clinical pathways are used to coordinate care of caseloads of patients. b. what is the role of the case manager in evaluating a patient's progress? c. what are examples of evidence-based practice tools used for planning patient care?