Selected Office for Each of the Twelve Months Prior to the Exercise

Essay

selected office for each of the twelve months prior to the exercise program and then for each of the
twelve months after the exercise program is initiated. The "before" and "after" expenses are
compared on a month-to-month basis. Which test design would be the most appropriate for this
scenario?
-A researcher is interested in knowing how satisfied people who live in independent living facilities are with their living conditions. To answer this question, the researcher randomly selects 50 independent living facilities from throughout the United States and asks each resident of the selected facilities how satisfied he/she is with his/her current living conditions. What kind of sampling does this illustrate?