You are providing a educational support group intervention to family members caring for a person living with Alzheimer's Disease. You want to measure the degree of burnout the caregivers are experiencing and whether it diminishes after they participate in your group. You can find no suitable measure of burnout, so you design one yourself, consisting of the following four items. How often do you feel: Exhausted? ____ Often ____ Rarely ____ Never Hard to fell on sleep? ____ Often ____ Rarely ____ Never No time to take care yourself? ____ Often ____ Rarely ____ Never Like crying? ____ Often ____ Rarely ____ Never Please answer the following questions: 1) what methods will you use acquire the data using the measurements above to assess the effectiveness of the intervention