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Presentation of Data — Economics STD 11 Commerce — Question

CBSE BoardEnglish MediumSTD 11 CommerceEconomicsPresentation of Data6 Marks
Question
What are different types of tables? Explain with examples.
✓

Answer

  1. On the basis of construction:
Simple table: It is a table which reflects only one variable at a time. It is very simple to draw. It is also called one-way table. Its example is given below:
Number of Employees in an organization according to age Group
Age (in Year) No. of Employees
Below 25 50
25-35 67
35-45 43
45-55 15
5 and above 5
Total 180
  1. Complex tables: It is a table which represents two or more variables in one table. It may be two way or three way or more than type of variables.
  1. Two-way table: It represents two variables. An example of two way table is given below:
Tables showing grades of boys and girls of class
 
Grade
A
B
C
Total
Boys
13
25
11
49
Girls
7
20
6
33
Total
20
45
17
 82
  1. Three-Way Table gives information regarding three mutually dependent and inter-related questions. For example, from one-way table, we get information about age, and from two-way iable, we get information about the number of male and female available in various grades. A three way table is showing.
  • Population in various division.
  • Their sex-wise distribution
  • Their position of literacy.
Division
Three-Way Table
Population (Millions)
Male
Female
Tatal
Litrarate
Illiterate
Total
Literate
Illiterate
Total
Literate
Illiterate
Total
Delhi
 
 
 
 
 
 
 
 
 
Mumbai
 
 
 
 
 
 
 
 
 
Chennai
 
 
 
 
 
 
 
 
 
Kolkata
 
 
 
 
 
 
 
 
  
  1. Higher Order Tables: Manifold (or Higher Order) Table: Such tables provide information about a large number of interrelated characteristics in the data set.
State
Neonatal Mortality
Post-neonatak Mortality
Child Mortality (12-47 months)
Male
Female
F/ M ratio
Male
Female
F/ M ratio
Male
Female
F/ M ratio
Northern region
 
 
 
 
 
 
 
 
 
Delhi
36.2
30.3
0.83
24.1
34.1
1.41
13.6
21.2
1.56
Haryana
47.1
37.6
0.80
28.8
45.9
1.59
18.4
34.2
2.34
Hinmachal Pradesh
41.6
34.4
0.83
25.6
28.5
1.11
17.6
25.3
1.44
Punjab
32.9
27.0
0.82
22.8
22.1
0.97
12.7
23.0
1.81
North-central region
 
 
 
 
 
 
 
 
 
Bihar
64.0
50.0
0.78
37.3
42.4
1.13
34.5
53.5
1.55
Madhya Pradesh
63.1
49.5
0.78
36.5
43.4
1.19
46.7
56.8
1.22
Rajansthan
43.3
42.0
0.97
31.3
37.5
1.20
26.5
42.2
1.59
Uttar Pradesh
71.1
68.3
0.96
41.5
51.6
1.24
38.5
65.5
1.70
Eastern region
 
 
 
 
 
 
 
 
 
Assam
63.0
47.9
0.76
37.9
36.4
0.96
52.9
59.6
1.13
 

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