You may need to use the appropriate appendix table or technology to answer this question Fewer young people are driving.

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You May Need To Use The Appropriate Appendix Table Or Technology To Answer This Question Fewer Young People Are Driving 1 (17.01 KiB) Viewed 26 times

You may need to use the appropriate appendix table or technology to answer this question Fewer young people are driving. In year A, 62.9% of people under 20 years old who were eligible had a driver's license. Twenty years later in year to that percentage had dropped to 42.7%. Suppose these results are based on a random sample of 1,400 people under 20 years old who were eligible to have a driver's license in year A and again in year 8. (a) At 95% confidence, what is the margin of error of the number of eligible people under 20 years old who had a driver's license in year A? (Round your answer to four decimal places) At 95% confidence, what is the interval estimate of the number of eligible people under 20 years old who had a driver's license in year AT (Round your answers to four decimal places) (b) At 95% confidence, what is the margin of error of the number of eligible people under 20 years old who had a driver's license in year 87 (Round your answer to four decimal places) At 95% confidence, what is the interval estimate of the number of eligible people under 20 years old who had a driver's license in year B7 (Round your answers to four decimal places) to