A country's education department reported that in 2015. 70.6% of students enrolled in college or a trade school within 12 months of graduating h sample, 111 students were found to be enrolled in college or a trade school. Complete parts a through c. 12 months prior was selected. From this a. Construct a 99% confidence interval to estimate the actual proportion of students enrolled in college or a trade school within 12 months of graduating from high school in 2017 The confidence interval has a lower limit of 567 and an upper limit of 755 (Round to three decimal places as needed.) b. What is the margin of error for this sample ? The margin of error is (Round to three decimal places as needed.)