Acountry's education department reported that in 2015, 69.8% of students enrolled in college or a trade school within 12 months of graduating high school. In 2017, a random sample of 177 individuals who graduated from high school 12 months prior was selected. From thissample, 111 students were found to be enrolled in college or a trade school. Complete parts a through c.

a. Construct a 90% 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 _______ and an upper limit of _______?(Round to three decimal places asneeded.)