Achievement Test Scores The data shown represent the scores on a national achievement test for a group of Nthgrade Students. Score Frequency 19652175 3 21152385 13 23852595 18 25952805 25 28053015 17 30153225 7 w Send data tn Excel :3 Espanol 10 0 180 200 220 240 260 280 300 320 340 Achievement Test Scores olo Scores Percentile ranks 220 X 5 245 276 280 300