The American Veterinary Medical Association conducted a survey of veterinary clinics to estimate the proportion that do not treat large animals (cows, horses, etc.). The survey was mailed to a random sample of 120 veterinary clinics throughout the country and of these, 88 responded that they do not treat large animals. A 95% confidence interval for p, the proportion of veterinary clinics that do not treat large animals would be wider. could be wider or narrower. O would be narrower. Owould be the same length.