Class 11 Economics

  • NCERT Solution Class 11 Statistics Measures of Dispersion

    NCERT Solution for Class 11 Statistics for chapter 6 Measures of Dispersion Question 1 : A measure of dispersion is a good supplement to the central value in understanding a frequency distribution. Comment. Answer :  The study of the averages is only one sided distribution story. In order to...

  • NCERT Solution Class 11 Statistics Index Numbers

    NCERT Solution for Class 11 Statistics for chapter 8 Index Numbers Exercises: Question1. An index number which accounts for the relative importance of the items is known as I. Weighted indexII. Simple aggregative indexIII. Simple average index Answer: I. Weighted index Weighted index number is an...

  • NCERT Solution Class 11 Statistics Correlation

    NCERT Solution for Class 11 Statistics for chapter 7 Correlation Q1. The unit of correlation coefficient between height in feet and weight in kgs is (i). Kg/feet (ii). Percentage (iii). non-existent Answer. (iii) Non-existent Explanation: Correlation coefficient has no unit. It is pure numeric term...

  • NCERT Solution Class 11 Statistics Measures of Central Tendency

    NCERT Solution for Class 11 Statistics for chapter 5 Measures of Central Tendency Exercises Q1. Which average would be suitable in following cases? (i) Average size of readymade garments. (ii) Average intelligence of students in a class. (iii) Average production in a factory per shift. (iv) Average...

  • NCERT Solution Class 11 Statistics Presentation of Data

    NCERT Solution for Class 11 Statistics for chapter 4 Presentation of Data Answer the following questions, 1 to 4, choosing the correct answer. Question 1. Bar diagram is a i. one-dimensional diagram ii. two-dimensional diagramiii. diagram with no dimension iv. none of the above Answer: i. one-...

NCERT Solution Class 11 Statistics Measures of Dispersion

NCERT Solution for Class 11 Statistics for chapter 6 Measures of Dispersion

Question 1 : A measure of dispersion is a good supplement to the central value in understanding a frequency distribution. Comment.

 


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NCERT Solution Class 11 Statistics Index Numbers

NCERT Solution for Class 11 Statistics for chapter 8 Index Numbers

Exercises:

Question1. An index number which accounts for the relative importance of the items is known as

I. Weighted index
II. Simple aggregative index
III. Simple average index

Answer: I. Weighted index

Weighted index number is an index number in which different items are given different importance in terms of different weights.

 


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NCERT Solution Class 11 Statistics Correlation

NCERT Solution for Class 11 Statistics for chapter 7 Correlation

Q1. The unit of correlation coefficient between height in feet and weight in kgs is

(i). Kg/feet

(ii). Percentage

(iii). non-existent

Answer.

(iii) Non-existent

Explanation: Correlation coefficient has no unit. It is pure numeric term used to measure the degree of association between variables.


Q2. The range of simple correlation coefficient is

 


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NCERT Solution Class 11 Statistics Measures of Central Tendency

NCERT Solution for Class 11 Statistics for chapter 5 Measures of Central Tendency

Exercises

Q1. Which average would be suitable in following cases?

(i) Average size of readymade garments.

(ii) Average intelligence of students in a class.

(iii) Average production in a factory per shift.

(iv) Average wage in an industrial concern.

(v) When the sum of absolute deviations from average is least.

 


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NCERT Solution Class 11 Statistics Presentation of Data

NCERT Solution for Class 11 Statistics for chapter 4 Presentation of Data

Answer the following questions, 1 to 4, choosing the correct answer.

Question 1. Bar diagram is a

i. one-dimensional diagram
ii. two-dimensional diagram
iii. diagram with no dimension
iv. none of the above

Answer: i. one-dimensional diagram

 


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NCERT Solution Class 11 Statistics Organisation of Data

NCERT Solution for Class 11 Statistics for chapter 3 Organisation of Data

Q1. Which of the following alternative is true?

(i) The class midpoint is equal to:

a. The average of the upper class limit and the lower class limit.

b.The product of upper class limit and the lower class limit.

c. The ratio of the upper class limit and the lower class limit

d.None of the above.

 

 


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NCERT Solution Class 11 Statistics Collection of Data

NCERT Solution for Class 11 Statistics for chapter 2 Collection of Data

 

Question 1. Frame at least four appropriate multiple-choice options for the following questions:

i. Which of the following is the most important when you buy a new dress?

ii. How often do you use computers?

iii. Which of the newspaper do you read regularly?

 


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NCERT Solution Class 11 Statistics Introduction

NCERT Solution for Class 11 Statistics for chapter 1 Introduction

Exercises

Question 1. Mark the following statements as true or false. 

(i) Statistics can only deal with Quantitative data.

(ii)Statistics solve economic problems.

(iii) Statistics is of no use to Economics without Data.

Answer: (i) False;

 


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NCERT Solutions Class 11 Economics Comparative Development Experiences of India and Its Neighbors

NCERT Solutions for Class 11 Economics for chapter 10 Comparative Development Experiences of India and Its Neighbors

Question1. Why are regional and economic groupings formed?

Answer: Overtime, nations are trying to adopt various means that will strengthen their domestic economies. One amongst them is forming regional and economic groupings such as SAARC, European Union, etc. The following are the reasons for forming regional and economic groupings:

 


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NCERT Solutions Class 11 Economics Environment and Sustainable Development

NCERT Solutions for Class 11 Economics for chapter 9 Environment and Sustainable Development

Exercises

Question 1. What is meant by environment?

Answer.

 


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Latest NCERT & CBSE News

Read the latest news and announcements from NCERT and CBSE below. Important updates relating to your studies which will help you to keep yourself updated with latest happenings in school level education. Keep yourself updated with all latest news and also read articles from teachers which will help you to improve your studies, increase motivation level and promote faster learning

Board Exams Class 10 and 12 Notification by CBSE

Because of the prevailing condition of spread of COVID-19 pandemic in the country, special efforts are required for conducting examinations in a safe manner. As a number of students have shifted from the district of their school to some other district in the country,...

CBSE Board Exams in July Press Release

CBSE has released press note for the dates for the CBSE Board exams for Class 10. CBSE said “With regards to conduct of Class X examinations several queries are being received by the CBSE. In this context, it is once again reiterated that remaining examinations of...

Board Exams helpline by CBSE

According to the recent announcement of CBSE, the pending Class 10 and 12 Board exams are going to be held from 01 July to 15 July 2020 in India. Along with this, it has also been decided to resume the free of cost tele-counseling service for students from 9.30 am to 5...

CBSE Reduced Syllabus Class 9 and 10

The prevailing health emergency in the country and at different parts of the world as well as the efforts to contain the spread of Covid-19 pandemic has resulted in loss of class room teaching due to closure of schools. Therefore the CBSE Board has decided to revise...

CBSE Online Training for Teachers 2020

It is clear that this pandemic has utterly disrupted an education system that many assert was already losing its relevance. Enhancing professional development digitally is a need in the times of COVID-19, where social distancing and remote interactions is the new...

CBSE Reduced Syllabus Class 11 and 12

CBSE has announced major reduction in the syllabus for class 11 and class 12. There has been major changes too in the main syllabus for class 11 and 12. The prevailing health emergency in the country and at different parts of the world as well as the efforts to contain...

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