Find the 95% confidence interval for the mean of the differences. Round answers to at least 4 decimal places. < μdμd <

[answerhappygod]

Find the 95% confidence interval for the mean of the differences. Round answers to at least 4 decimal places.
< μdμd <
Doctors developed an intensive intervention program for obese patients with heart disease. Subjects with a BMI of 30 kg/m² or morè, with heart disease were assigned to a three-month lifestyle change of diet and exercise. Patients' Left Ventricle Ejection Fraction (LVEF) are measured before and after intervention. A normal heart's ejection fraction may be between 50 and 70 percent, higher numbers indicate a healthier heart. Assume LVEF's are normally distributed.. Before After 47 51 60 68 43 49 52 67 49 57 51 61 39 57 65 72 61 66 Find the 95% confidence interval for the mean of the differences. Round answers to at least 4 decimal places. < Pd a Did the intensive intervention program significantly increase the LVEF measurements?? Submit Question