grade range count percent A 850 ...1000 10 11% AB 740 ... 849 23 24% B 700 ... 739 12 13% BC 620 ... 699 13 14% C 500 ... 619 18 19% D 400 ... 499 10 11% F 0 ... 399 9 9% There are 95 scores. Mean score = 643.09000000000003. Mean grade = 2.4700000000000002. -- -- */*| 0 1 2 3 4 5 6 7 8 9 0| 0 0 0 0 0 0 0 0 0 0 10| 0 0 0 0 0 0 0 0 0 0 20| 0 0 0 0 0 0 0 0 0 0 30| 0 0 0 0 0 0 0 0 0 0 40| 0 0 0 0 0 0 0 0 0 0 50| 0 0 0 0 0 0 0 0 0 0 60| 0 0 0 0 0 0 0 0 0 0 70| 0 0 0 0 0 0 0 0 0 0 80| 0 0 0 0 0 0 0 0 1 0 90| 0 0 0 0 0 0 0 0 0 0 100| 0 0 0 0 0 0 0 0 0 0 110| 0 0 0 0 0 0 0 0 0 0 120| 0 0 0 0 0 0 0 0 0 0 130| 0 0 0 0 0 0 0 0 0 0 140| 0 0 0 0 0 0 0 0 0 0 150| 0 0 0 0 0 0 0 0 0 0 160| 0 0 0 0 0 0 0 0 0 0 170| 0 1 0 0 0 0 1 0 0 0 180| 0 0 0 0 0 0 1 0 0 0 190| 0 0 0 0 0 0 0 0 0 0 200| 0 0 0 0 0 0 0 0 0 0 210| 0 0 0 0 0 0 0 0 0 0 220| 0 0 0 0 0 0 0 0 0 0 230| 0 0 0 0 1 1 0 0 0 0 240| 0 0 0 0 0 0 0 0 0 0 250| 0 0 0 0 0 0 0 0 0 0 260| 0 0 0 0 0 0 0 0 0 0 270| 0 0 0 0 0 0 0 0 0 0 280| 0 0 0 0 0 0 0 0 0 0 290| 0 0 0 0 0 0 0 0 0 0 300| 0 0 0 0 0 0 0 0 0 0 310| 0 0 0 0 0 0 0 0 0 0 320| 0 0 0 0 0 0 0 0 0 0 330| 0 0 0 0 0 0 0 0 0 0 340| 0 0 0 0 0 0 0 0 0 0 350| 0 0 0 0 0 0 0 1 0 0 360| 1 0 0 0 0 0 0 0 0 0 370| 0 0 0 0 0 0 0 0 0 0 380| 0 0 1 0 0 0 0 0 0 0 390| 0 0 0 0 0 0 0 0 0 0 400| 0 0 0 0 0 0 0 0 0 0 410| 0 0 0 0 0 0 0 1 0 0 420| 0 3 0 0 0 0 0 0 0 0 430| 0 0 0 0 0 0 0 0 1 0 440| 0 0 1 0 0 0 0 1 0 0 450| 0 0 0 0 0 0 1 0 0 0 460| 0 0 0 0 0 0 0 0 0 0 470| 0 0 0 1 0 0 0 0 0 0 480| 0 0 0 0 0 1 0 0 0 0 490| 0 0 0 0 0 0 0 0 0 0 500| 0 1 0 0 0 0 0 0 0 0 510| 0 0 1 0 1 0 0 0 0 0 520| 0 0 0 0 0 0 0 0 0 0 530| 0 0 0 0 0 0 0 0 0 0 540| 0 0 0 1 0 0 0 0 0 0 550| 0 0 0 1 0 0 0 0 0 0 560| 0 0 0 0 0 0 0 1 0 0 570| 0 0 0 1 0 0 0 1 0 0 580| 1 0 0 0 0 0 0 1 1 1 590| 0 1 0 0 0 0 0 0 0 1 600| 0 0 0 0 0 0 0 1 1 0 610| 0 0 0 1 1 0 0 0 0 0 620| 1 0 0 0 0 0 0 0 0 0 630| 0 2 0 0 1 0 0 0 0 0 640| 0 0 1 0 0 0 0 0 0 0 650| 0 0 0 0 0 0 0 0 0 0 660| 0 0 0 0 2 1 0 0 0 2 670| 0 0 0 0 0 0 0 0 0 0 680| 0 0 0 0 0 0 0 0 0 1 690| 0 1 0 0 0 0 1 0 0 0 700| 0 0 0 1 1 1 0 0 0 0 710| 0 0 0 1 0 0 0 0 0 1 720| 0 0 1 0 0 1 0 0 2 0 730| 0 0 3 0 0 0 0 0 0 0 740| 0 0 1 0 0 1 0 1 0 1 750| 2 0 1 0 0 1 0 0 0 0 760| 0 0 0 1 1 0 0 0 0 1 770| 0 0 0 0 0 0 1 0 0 1 780| 0 1 0 0 0 0 0 0 0 1 790| 0 0 0 0 0 0 0 0 0 0 800| 0 0 0 0 0 0 0 1 0 0 810| 0 0 1 0 0 1 0 1 1 0 820| 0 0 1 0 0 0 0 0 0 0 830| 0 0 0 0 1 0 0 0 0 0 840| 0 0 0 0 1 0 0 0 0 0 850| 0 0 1 0 0 0 0 0 0 0 860| 0 0 0 1 0 0 0 0 0 0 870| 0 0 0 0 0 0 0 1 0 1 880| 0 0 0 1 0 0 0 0 0 0 890| 0 0 0 0 0 0 0 0 0 0 900| 0 0 0 0 0 0 0 1 0 0 910| 0 0 0 0 0 1 0 0 0 1 920| 0 0 0 0 0 0 0 0 0 1 930| 0 0 0 0 0 0 0 0 0 0 940| 0 0 0 0 0 0 0 0 0 0 950| 0 0 0 0 0 0 1 0 0 0 960| 0 0 0 0 0 0 0 0 0 0 970| 0 0 0 0 0 0 0 0 0 0 980| 0 0 0 0 0 0 0 0 0 0 990| 0 0 0 0 0 0 0 0 0 0 1000| 0 -- -- 600 605** 610** 615 620* 625 630*** 635 640 -- -- 0% of the scores are <=600 0% of the scores are <=605 2% of the scores are <=610 4% of the scores are <=615 5% of the scores are <=620 5% of the scores are <=625 5% of the scores are <=630 8% of the scores are <=635 8% of the scores are <=640 --