Achievement Test Scores The data shown represent the scores on a national achievement test for a group of

10th

-grade students.

Score	Frequency
196.5 - 217.5	6
217.5 - 238.5	10
238.5 - 259.5	17
259.5 - 280.5	24
280.5 - 301.5	17
301.5 - 322.5	9

E V