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    ( Commulative Frequency ) ͧҷѹҤ ¶֧ ͧͧҹѹҤ鹹 Ѻͧͧ͢ѹҤ鹷ժǧṹӡҷ ٧ҷҧҧ˹ ( Ẻӡ)

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10 14

15 19

20 24

25 29

30 34

2

3

10

4

1

2

5

15

19

20

20

18

15

5

1

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    ѷͧѹҤ ѵǹҧͧ
    ѹҤ鹹鹡Ѻ Ҩʴٻǹ ȹ

ѹҤ

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50 59

2

http://www.thaigoodview.com/library/teachershow/bangkok/pisamorn_s/pictures/10.JPG

4

2

http://www.thaigoodview.com/library/teachershow/bangkok/pisamorn_s/pictures/15.JPG

60 69

11

http://www.thaigoodview.com/library/teachershow/bangkok/pisamorn_s/pictures/11.JPG

22

13

http://www.thaigoodview.com/library/teachershow/bangkok/pisamorn_s/pictures/16.JPG

70 79

20

http://www.thaigoodview.com/library/teachershow/bangkok/pisamorn_s/pictures/12.JPG

40

33

http://www.thaigoodview.com/library/teachershow/bangkok/pisamorn_s/pictures/17.JPG

80 89

14

http://www.thaigoodview.com/library/teachershow/bangkok/pisamorn_s/pictures/13.JPG

28

47

http://www.thaigoodview.com/library/teachershow/bangkok/pisamorn_s/pictures/18.JPG

90 - 99

3

http://www.thaigoodview.com/library/teachershow/bangkok/pisamorn_s/pictures/14.JPG

6

50

http://www.thaigoodview.com/library/teachershow/bangkok/pisamorn_s/pictures/19.JPG

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