Given Ages of Prisoners Agel Number Years) 16 - 25 13 26 - 35 61 36 - 45 66 46-55 36 56 - 65 14 66 - 75 5 n mean. - years (one decimal place) years (one decimal place) standard deviation, s- margin confidence level is 95%, critical value to (two decimal places) error, E- Confidence interval (lower limit, then upper limit: round to one decimal place)