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Exercise 14.3 Class 9 maths 14. Statistics - ncert solutions - Toppers Study

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Exercise 14.3 Class 9 maths 14. Statistics - ncert solutions - Toppers Study

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Exercise 14.3 class 9 Mathematics Chapter 14. Statistics

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Exercise 14.3 Class 9 Maths 14. Statistics - Ncert Solutions - Toppers Study
Class 9 Ncert Solutions
Solution Chapter 14. Statistics Class 9
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Chapter 14. Statistics Exercise 14.3 Class 9

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14. Statistics

| Exercise 14.3 |

Exercise 14.3 Class 9 maths 14. Statistics - ncert solutions - Toppers Study

EXERCISE 14.3

Q1. A survey conducted by an organisation for the cause of illness and death among the women between the ages 15 - 44 (in years) worldwide, found the following figures (in %):

S.No.

Causes

Female fatality rate (%)

Reproductive health conditions

Neuropsychiatric conditions

Injuries

Cardiovascular conditions

Respiratory conditions

Other causes

31.8

25.4

12.4

4.3

4.1

22.0

(i) Represent the information given above graphically.
(ii) Which condition is the major cause of women’s ill health and death worldwide?
(iii) Try to find out, with the help of your teacher, any two factors which play a major role in the cause in (ii) above being the major cause.

Solution:

(i) These data can be represented graphically using bar-graph. By representing cause on x-axis family fatality rate on y-axis.

Q2. The following data on the number of girls (to the nearest ten) per thousand boys in different sections of Indian society is given below

Section

Number of girls per thousand boys

Scheduled Caste (SC)

Scheduled Tribe (ST)

Non SC/ST

Backward districts

Non-backward districts

Rural

Urban

940

970

920

950

920

930

910

(i) Represent the information above by a bar graph.
(ii) In the classroom discuss what conclusions can be arrived at from the graph.

Other Pages of this Chapter: 14. Statistics

1. Chapter 14. Statistics | Exercise 14.1

2. Chapter 14. Statistics | Exercise 14.2

3. Chapter 14. Statistics | Exercise 14.3

4. Chapter 14. Statistics | Exercise 14.4

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