If the confidence interval for a population proportion changes from 98% to 90% with all else being equal, then A) The size of the interval increases by 41% B) The size of the interval decreases by 9%...

If the confidence interval for a population proportion changes from 98% to 90% with all else being equal, then A) The size of the interval increases by 41% B) The size of the interval decreases by 9% C) The size of the interval increases by 9% D) The size of the interval decreases by 41% E) None of the above Answer choices: A B C D E