Find the confidence interval for this scenario. Write the lower bound of the confidence interval here. Round your answer to four decimal places. Damien is calculating a 99% confidence interval for the mean weight of students in a school in India. The point estimate, x-bar = 23.7 kg, is found from a sample of 200 students' weight. The margin of error is calculated as 3.2695 kg. Find the confidence interval for this scenario. Write the lower bound of the confidence interval here. Round your answer to four decimal places