Question

. Write your answers on a separate sheet of paper. Do not write need to turn this paper in with your response, but you can if you want them on this paper. You do not e You must work independently to complete this quiz. Do not consult with anyone else except me. . You moy osk me for hel i you need t . You must use Statcrunch to create all graphs and tables . All tables and graphs requested must be included in your response. . Turn in a hard copy response when requested in class (3) Read the story ot the bottom of this page and complete the following based on it. 1. Describe the sample. (2) 2. Describe the population. (2) 3. List 2 quantitative variables mentioned in the article. (2) 4. List 1 categorical variable mentioned in the article. (1) PATTERNS I Do' Good for Blood Pressure normal, said Dr. Finnian R McCaustand, a study author whereas lack of such a dip is asso- ciated with cardiovascular prob- Being married may be good for your blood pressure In a new study pub- lished in The Journal of Hyperten- lems and higher mortaity sion, researchers at Harvard Medical School looked at 325 adults who were followed over Bkely to exhibit this nocturnal two years as part of a randomized dipping than those who were controlled trial. The subjects about half of whom were married, even after taking into account fac- were assigned to follow strict di tors like socioeconomic status, ets and wear devices that moni-age, diet and body mass index. tored their blood pressure throughout the day People who were married -es pecially men-were much more married, the researchers found, Therese chers speculate that marriage might provide a level of Blood pressure levels generally social support that leads people to follow a daily pattern, rising throughout the day and then fall- stress levels. Or, they wrote. "be- ing at night. A nightly dip of at ing married may simply be a least 10 percent in systolic pres marker for those with better over- sure- the top number in a blood all health status, nutritional status better manage their health and

Answer 1

1. Sample is the set of 325 adult individuals, of whom about half were married and half were unmarried.

2.Population is the set of all adults including married and unmarried.

3. Age and Blood pressure are two quantitative variables.

4. Socioeconomic status is categorical variable because it can take only a finite number of discrete values like middle class, poor, rich etc.