Emergency Room Accidents In a study of 200 accidents that required treatment in an emergency room ,80 occurred at work. Find 90% confidence interval of the true proportion of accidents that occurred a

Emergency Room Accidents In a study of 200 accidents that required treatment in an emergency room ,80 occurred at work. Find 90% confidence interval of the true proportion of accidents that occurred a

Emergency Room Accidents In a study of 200 accidents that required treatment in an emergency room ,80 occurred at work. Find 90% confidence interval of the true proportion of accidents that occurred at work?