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14. Statistics MATHEMATICS class 9 in English Medium ncert book solutions Exercise 14.3
14. Statistics Exercise 14.3 – Complete NCERT Book Solutions for Class 9 Mathematics (English Medium). Get all chapter explanations, extra questions, solved examples and additional practice questions for 14. Statistics Exercise 14.3 to help you master concepts and score higher.
14. Statistics MATHEMATICS class 9 in English Medium ncert book solutions Exercise 14.3
NCERT Solutions for Class 9 Mathematics play an important role in helping students understand the concepts of the chapter 14. Statistics clearly. This chapter includes the topic Exercise 14.3, which is essential from both academic and examination point of view. The solutions provided here are prepared strictly according to the latest NCERT syllabus and follow the guidelines of CBSE to ensure accuracy and relevance. Each question is explained in a simple and student-friendly manner so that learners can grasp the concepts without confusion. These NCERT Solutions are useful for regular study, homework help, and exam preparation. All textbook questions are solved step by step to improve problem-solving skills and conceptual clarity. Students of Class 9 studying Mathematics can use these solutions to revise important topics, understand difficult questions, and practise effectively before examinations. The chapter 14. Statistics is explained in a structured way, making it easier for students to connect the theory with the topic Exercise 14.3. By studying these updated NCERT Solutions for Class 9 Mathematics, students can build a strong foundation, boost their confidence, and score better marks in school and board exams.
14. Statistics
Exercise 14.3
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 (%) |
|
1. 2. 3. 4. 5. 6. |
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.
See other sub-topics of this chapter:
1. Exercise 14.1 2. Exercise 14.2 3. Exercise 14.3 4. Exercise 14.4