NCERT Class 11 Maths Statistics Questions

Read and download NCERT Class 11 Maths Statistics Questions in NCERT book for Class 11 Mathematics. You can download latest NCERT eBooks chapter wise in PDF format free from Studiestoday.com. This Mathematics textbook for Class 11 is designed by NCERT and is very useful for students. Please also refer to the NCERT solutions for Class 11 Mathematics to understand the answers of the exercise questions given at the end of this chapter

NCERT Book for Class 11 Mathematics Chapter 15 Statistics

Class 11 Mathematics students should refer to the following NCERT Book Chapter 15 Statistics in Class 11. This NCERT Book for Class 11 Mathematics will be very useful for exams and help you to score good marks

Chapter 15 Statistics NCERT Book Class 11

 

15.1 Overview
In earlier classes, you have studied measures of central tendency such as mean, mode, median of ungrouped and grouped data. In addition to these measures, we often need to calculate a second type of measure called a measure of dispersion which measures the variation in the observations about the middle value– mean or median etc.

This chapter is concerned with some important measures of dispersion such as mean deviation, variance, standard deviation etc., and finally analysis of frequency distributions.

15.1.1 Measures of dispersion
(a) RangeThe measure of dispersion which is easiest to understand and easiest to calculate is the range. Range is defined as:

 Range = Largest observation – Smallest observation

(b) Mean Deviation

(i) Mean deviation for ungrouped data: For n observation x1, x2, ..., xn, the mean deviation about their mean x is given by

NCERT Class 11 Maths Statistics Questions

(ii) Mean deviation for discrete frequency distribution Let the given data consist of discrete observations x1, x2, ... , xn occurring with frequencies f1, f2, ... , fn, respectively. In this case

Please refer to attached file for NCERT Class 11 Maths Statistics Questions

z Appendix 1: Infinite Series
NCERT Class 11 Maths Infinite Series
z Appendix 2: Mathematical Modelling
NCERT Class 11 Maths Mathematical Modelling

NCERT Book Class 11 Mathematics Chapter 15 Statistics

The above NCERT Books for Class 11 Mathematics Chapter 15 Statistics have been published by NCERT for latest academic session. The textbook by NCERT for Chapter 15 Statistics Mathematics Class 11 is being used by various schools and almost all education boards in India. Teachers have always recommended students to refer to Chapter 15 Statistics NCERT etextbooks as the exams for Class 11 Mathematics are always asked as per the syllabus defined in these ebooks. These Class 11 Chapter 15 Statistics book for Mathematics also includes collection of question. Along with Mathematics Class 11 NCERT Book in Pdf for Chapter 15 Statistics we have provided all NCERT Books in English Medium for Class 11 which will be really helpful for students who have opted for english language as a medium. Class 11 students will need their books in English so we have provided them here for all subjects in Class 11.

Where can I download latest NCERT Book for Class 11 Mathematics Chapter 15 Statistics

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Can I download the NCERT Books of Class 11 Mathematics Chapter 15 Statistics in Pdf

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Are the Class 11 Mathematics Chapter 15 Statistics NCERT Book available for the latest session

Yes, the NCERT Book issued for Class 11 Mathematics Chapter 15 Statistics have been made available here for latest academic session

How can I download the Class 11 Mathematics Chapter 15 Statistics NCERT Book

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