Question

Please give solution and explain why. Thank you so much!In 1965, about 44%of the U.S. adult population had never smoked cigarettes. A national health survey of 1472 U.S. adults (presumably selected randomly) during 2010 revealed that 677 had never smoked cigarettes. A 99% confidence interval for the proportion of U.S. adults in 2010 that have never smoked is 0.481 to 0.540.0.461 to 0.560.0.427 to 0.493.0.487 to 0.534

Looking for a Similar Assignment? Order now and Get 10% Discount! Use Coupon Code "Newclient"