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AP Board Class 9 Maths Chapter 9 Statistics InText Questions Textbook Solutions PDF: Download Andhra Pradesh Board STD 9th Maths Chapter 9 Statistics InText Questions Book Answers

AP Board Class 9 Maths Chapter 9 Statistics InText Questions Textbook Solutions PDF: Download Andhra Pradesh Board STD 9th Maths Chapter 9 Statistics InText Questions Book Answers
AP Board Class 9 Maths Chapter 9 Statistics InText Questions Textbook Solutions PDF: Download Andhra Pradesh Board STD 9th Maths Chapter 9 Statistics InText Questions Book Answers


AP Board Class 9th Maths Chapter 9 Statistics InText Questions Textbooks Solutions and answers for students are now available in pdf format. Andhra Pradesh Board Class 9th Maths Chapter 9 Statistics InText Questions Book answers and solutions are one of the most important study materials for any student. The Andhra Pradesh State Board Class 9th Maths Chapter 9 Statistics InText Questions books are published by the Andhra Pradesh Board Publishers. These Andhra Pradesh Board Class 9th Maths Chapter 9 Statistics InText Questions textbooks are prepared by a group of expert faculty members. Students can download these AP Board STD 9th Maths Chapter 9 Statistics InText Questions book solutions pdf online from this page.

Andhra Pradesh Board Class 9th Maths Chapter 9 Statistics InText Questions Textbooks Solutions PDF

Andhra Pradesh State Board STD 9th Maths Chapter 9 Statistics InText Questions Books Solutions with Answers are prepared and published by the Andhra Pradesh Board Publishers. It is an autonomous organization to advise and assist qualitative improvements in school education. If you are in search of AP Board Class 9th Maths Chapter 9 Statistics InText Questions Books Answers Solutions, then you are in the right place. Here is a complete hub of Andhra Pradesh State Board Class 9th Maths Chapter 9 Statistics InText Questions solutions that are available here for free PDF downloads to help students for their adequate preparation. You can find all the subjects of Andhra Pradesh Board STD 9th Maths Chapter 9 Statistics InText Questions Textbooks. These Andhra Pradesh State Board Class 9th Maths Chapter 9 Statistics InText Questions Textbooks Solutions English PDF will be helpful for effective education, and a maximum number of questions in exams are chosen from Andhra Pradesh Board.

Andhra Pradesh State Board Class 9th Maths Chapter 9 Statistics InText Questions Books Solutions

Board AP Board
Materials Textbook Solutions/Guide
Format DOC/PDF
Class 9th
Subject Maths
Chapters Maths Chapter 9 Statistics InText Questions
Provider Hsslive


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AP Board Class 9th Maths Chapter 9 Statistics InText Questions Textbooks Solutions with Answer PDF Download

Find below the list of all AP Board Class 9th Maths Chapter 9 Statistics InText Questions Textbook Solutions for PDF’s for you to download and prepare for the upcoming exams:

AP State Syllabus 9th Class Maths Solutions 9th Lesson Statistics InText Questions

Activity

Divide the students of your class into four groups. Allot each group the work of collecting one of the following kinds of data: [Page No. 195]
Solution:
i) Weights of all the students in your class
ii) Number of siblings that each student have.
iii) Day wise number of absentees in your class during last month.
iv) The distance between the school and home of every student of your class.

Do This

Which of the following are primary and secondary data ? (Page No. 195)
i) Collection of the data about enroll¬ment of students in your school for a period from 2001 to 2010.
Solution:
Secondary data.

ii) Height of students in your class re¬corded by physical education teacher.
Solution:
Primary data.

Activity

Make frequency distribution table of the initial letters of that denotes surnames of your classmates and answer the following questions.
i) Which initial letter occured mostly among your classmates?
ii) How many students names start with’ the alphabat T?
iii) Which letter occured least as an initial among your classmates? [Page No. 197]

Think, Discuss anil Write

Question 1.
Give 3 situations, where mean, median and mode are separately appropriate and counted. [Page No. 202]
Solution:
Mean :
a) Rice required for a certain number of students for a given period.
b) To compare the marks of students of a class.
c) To calculate the daily income of a shop during a month.

Median :
a) To study the salaries of staff of an institution.
b) To compare heights of boys and girls.

Mode :
a) To find the size of the shoe with heighest sale.

Try These

Question 1.
Find the median of the scores 75, 21, 56, 36, 81, 05, 42. [Page No. 207]
Solution:
Arranging the data in ascending order
05, 21, 36, 42, 56, 75, 81
Number of terms in the data = 7 – odd
∴ (𝑛+12)𝑡ℎ term = 7+12=82 = 4th term is the median = 42.

Question 2.
Median of a data arranged in ascending order 7, 10, 15, x, y, 27, 30 is 17 and when one more observation 50 is added to the data the median has become 18. Find x and y. [Page No. 207]
Solution:
The given data in ascending order is 7, 10, 15, x, y, 27, 30
Median = (𝑛+12)𝑡ℎ term = (7+12) = 4th term = x
∴ x = 17 by problem
When 50 is added, the data becomes 7, 10, 15, 17, y, 27, 30, 50
Median = ((𝑛2)+(𝑛2+1))2 terms
18 = 17+𝑦2 (by problem)
17 + y = 36
y = 36 – 17 = 19

Question 3.
Find the median marks in the data.[Page No. 208]

Solution:

Median = (𝑛+12)𝑡ℎ term as N = 29 is odd
∴ 29+12 = 15th term.
15th observation is 15. (from the table)

Question 4.
In finding the median, the given data must be in order ? Why ? [Page No. 208]
Solution:
In finding the median, the observations must be in order. The data is to be arranged either in ascending/descending order to divide the data into two equal groups.

Think and Discuss

Question 1.
Classify your classmates according to their heights and find the mode of it.
(Page No. 208)
Solution:
Student to find the mode of the classmates according their heights.

Question 2.
If shopkeeper has to place an order for shoes, which number shoes should he order more ? [Page No. 208]
Solution:
Number 7 as it has highest sales.


AP Board Textbook Solutions PDF for Class 9th Telugu


Andhra Pradesh Board Class 9th Maths Chapter 9 Statistics InText Questions Textbooks for Exam Preparations

Andhra Pradesh Board Class 9th Maths Chapter 9 Statistics InText Questions Textbook Solutions can be of great help in your Andhra Pradesh Board Class 9th Maths Chapter 9 Statistics InText Questions exam preparation. The AP Board STD 9th Maths Chapter 9 Statistics InText Questions Textbooks study material, used with the English medium textbooks, can help you complete the entire Class 9th Maths Chapter 9 Statistics InText Questions Books State Board syllabus with maximum efficiency.

FAQs Regarding Andhra Pradesh Board Class 9th Maths Chapter 9 Statistics InText Questions Textbook Solutions


How to get AP Board Class 9th Maths Chapter 9 Statistics InText Questions Textbook Answers??

Students can download the Andhra Pradesh Board Class 9 Maths Chapter 9 Statistics InText Questions Answers PDF from the links provided above.

Can we get a Andhra Pradesh State Board Book PDF for all Classes?

Yes you can get Andhra Pradesh Board Text Book PDF for all classes using the links provided in the above article.

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