(Solved) Achievement Test Scores (ans) The data shown represent the scores on a national achievement test for a group of 10 th grade students. Find the
Question: Achievement Test Scores (ans) The data shown represent the scores on a national achievement test for a group of 10 th grade students. Find the approximate percentile ranks of these scores by constructing a percentile graph.
- 220
- 245
- 276
- 280
- 300
Score Frequency
196.5-217.5 5
217.5-238.5 17
238.5-259.5 22
259.5-280.5 48
280.5-301.5 22
301.5-322.5 6
Deliverable: Word Document 