Fewer young people are driving. In , of people under years old who were eligible had a driver's license. Bloomberg reported that percentage had dropped to in. Suppose these results are based on a random sample of people under years old who were eligible to have a driver's license in and again in. A. At confidence, what is the margin of error and the interval estimate of the number of eligible people under years old who had a driver's license in ? margin of error 0. 0272 (to four decimal places) interval estimate 0. 6118 to 0. 6662 (to four decimal places) b. At confidence, what is the margin of error and the interval estimate of the number of eligible people under years old who had a driver's license in ? margin of error 0. 0279 (to four decimal places) interval estimate 0. 3891 to 0. 4449 (to four decimal places) c. Is the margin of error the same in parts (a) and (b)?
