1. (a) Illustrate graphically the distinction between a frequency polygon, a histogram and an ogive curve. Comment on their uses.
(b) Prepare a more than ogive curve with imaginary figures.
(c) Explain the various diagrams which are used in statistics to show the salient features of data.
18. Represent the following data by a suitable diagram:
Item of expenditure Family Family Family
A B c
Food 20 60 120
Clothing 4 15 70
House Rent 3 20 80
Education 2 6 25
Books 2 10 70
Misc 2 8 50
3. Represent the following data by a suitable diagram: GNP-Industrial origin-percentages
|
Countries
|
Agrlcy,lture
|
Industry
|
Services
|
Others
|
|
England
|
3
|
40
|
44
|
13
|
|
America
|
3
|
35
|
61
|
I
|
|
Japan
|
6
|
48
|
43
|
3
|
|
India
|
45
|
19
|
28
|
8
|