at position 10 What proportion of patients in the sample had no pets? Round your answer to four places past the decimal.In 1980 a study was conducted in the United States to see if having a pet increased the survival rate for people with heart disease. The study looked at the one-year survival rate for people who had been discharged from hospital after being hospitalized for heart disease. The two-way table displays some of the results. 92 people participated in the study. Has NO Pets Has at least ONE Pet. Total Alive after one year. 28 (question 6) 78 Dead after one year (question 7) 3 (question 8) Total 39 (question 9) 92