Graf 1 (histogram)

18 23 28 33 38 43 48 530

2

4

6

8

10

12

Marks

Frequency

Graf 2 (Cumulative frequency polygon)

15.5 20.5 25.5 30.5 35.5 40.5 45.5 50.5 55.50

5

10

15

20

25

30

35

40

45

Upper boundary

Cumulative Frequency

Graf 3 (Cumulative frequency) – YG KAK ANI DAH BUAT, TAPI SAYA MASUKKAN GRID JE

139.5 144.5 149.5 154.5 159.5 164.5 169.5 174.5 179.50

50

100

150

200

250

Upper boundary

Cumulative frequency

Graf 4 (Frequency polygon)

137 142 147 152 157 162 167 172 177 1820

10

20

30

40

50

60

Height

Frequency