5. Draw
frequency polygon and frequency curve for the following data on land holding by
the farmers:
Area in
hectares
|
11 – 20
|
21 – 30
|
31 – 40
|
41 – 50
|
51 – 60
|
61 – 70
|
71 – 80
|
No. of
farmers
|
58
|
103
|
208
|
392
|
112
|
34
|
12
|
Solution:
Area in
hectares
|
Class mark
|
No. of
farmers
|
1 – 10
|
5.5
|
0
|
11 – 20
|
15.5
|
58
|
21 – 30
|
25.5
|
103
|
31 – 40
|
35.5
|
208
|
41 – 50
|
45.5
|
392
|
51 – 60
|
55.5
|
112
|
61 – 70
|
65.5
|
34
|
71 – 80
|
75.5
|
12
|
81 – 90
|
85.5
|
0
|
Frequency
Polygon:
Frequency curve:
