3. In a research study to find the relationship between use of coal stoves and sarcoidosis (a multiple organ disease, mostly affecting the lungs and lymph glands), a total of 132 persons were studied. Of these, 44 were persons diagnosed with sarcoidosis and the rest (88) were without sarcoidosis. All persons in the study were asked about their working with a coal stove in the past. Ten (10) persons with sarcoidosis had history of working with a coal stove as compared to four (4) persons without sarcoidosis.

3.2. Develop a 2 x 2 table. Label the table. Show the cell contents and marginal totals. (4 points) 3.3. Specify and then calculate the appropriate measure of association. (2 points) 3.4. Interpret the measure of association. (2 points)