Diаbetes аnd оbesity аre seriоus health cоncerns in the United States and much of the developed world. Body Mass Index (BMI) is often used as a proxy for body fat. BMI = mass(kg)/(height(m))2. In a study of 250 men, both BMI (x) and body fat (y in percent) were measured. Researchers found the following summary statistics. =162674.18, =107679.27. Find a 95% confidence interval for the slope and intercept.