## CBSE class 11 commerce Economics Part A Statistics for Economics

**CBSE class 11 commerce Economics Part A Statistics for Economics** – CBSE Class 11 commerce economics notes for students according to NCERT syllabus will be provided by us. The syllabus includes Part A, Part B and Part C. Part A includes Statistics and Economics. Hre we are providing chapter wise CBSE class 11 commerce Economics Part A Statistics for Economics study material here

### CBSE class 11 commerce Economics Part A Statistics for Economics

The syllabus for CBSE class 11 commerce economics intends on developing the following as said by the NCERT:

Understanding of some basic economic concepts and development of economic reasoning which the

learners can apply in their day-to-day life as citizens, workers and consumers.

Realisation of learners’ role in nation building and sensitivity to the economic issues that the nation is

facing today.

Equipment with basic tools of economics and statistics to analyse economic issues. This is pertinent

for even those who may not pursue this course beyond senior secondary stage.

Development of understanding that there can be more than one view on any economic issue and

necessary skills to argue logically with reasoning.

UNITS | PERIODS | MARKS | TOTAL MARKS |

PART A: Statistics and Economics | 100 | – | 40 |

1. Introduction | 7 | 13 | |

2. Collection, organisation and presentation of data | 27 | ||

3. Statistical tools and interpretation | 66 | 27 |

**Part A: Statistics for Economics**

In this course, the learners are expected to acquire skills in collection, organisation and presentation of quantitative and qualitative information pertaining to various simple economic aspects systematically. It also intends to provide some basic statistical tools to analyse, and interpret any economic information and draw appropriate inferences. In this process, the learners are also expected to understand the behaviour of various economic data.

**Unit 1: Introduction**

**Unit 1: Introduction**

*What is Economics?*

*Meaning, scope and importance of statistics in Economics*

**Unit 2: Collection, Organisation and Presentation of Data**

**Unit 2: Collection, Organisation and Presentation of Data**

**Collection of data**– sources of data – primary and secondary; how basic data is collected; methods of collecting data; some important sources of secondary data: Census of India and National Sample Survey Organisation.**Organisation of Data:**Meaning and types of variables; Frequency Distribution.**Presentation of Data:**Tabular Presentation and Diagrammatic Presentation of Data: (i) Geometric forms (bar diagrams and pie diagrams), (ii) Frequency diagrams (histogram, polygon and ogive) and (iii) Arithmetic line graphs (time series graph).

**Unit 3: Statistical Tools and Interpretation**

**Unit 3: Statistical Tools and Interpretation**

**Measures of Central Tendency**– mean (simple and weighted), median and mode**Measures of Dispersion**– absolute dispersion (range, quartile deviation, mean deviation and standard deviation); relative dispersion (co-efficient of quartile-deviation, co-efficient of mean deviation, co-efficient of variation); Lorenz Curve: Meaning and its application.**Correlation**– meaning, scatter diagram; Measures of correlation – Karl Pearson’s method (two variables ungrouped data) Spearman’s rank correlation.**Introduction to Index Numbers**– meaning, types – wholesale price index, consumer price index and index of industrial production, uses of index numbers; Inflation and index numbers.

**Meaning, scope and importance of statistics in Economics**

1. Meaning of Statistics in plural sense :– It is a collection of numerical facts.

2. Meaning of Statistics in Plural Sense :– It deals with the collection, presentation, analysis

and interpretation of quantitative information.

3. Definition of statistics in Plural Sense :– It means aggregate of facts affected to a marked

extent of multiplicity of causes numerically expressed, enumerated or estimated according to

reasonable standard of accuracy, collected in a systematic manner for predetermined purpose and

placed in relation to each other.

4. Consumer :– A person who buys goods and services for the satisfaction of human wants.

5. Producer :– A person who produces goods.

6. Service holder :– A person who is working or in a job and gets paid for it.

7. Service Provider :– A person who gives services to others for a payment.

8. Economic activity :– Activities undertaken for monetary gain or to earn income.

9. **Economics is divided into three parts** :

a] Consumption

b] Production

c] Distribution

**Consumption :**

In consumption, we study wants, their origin, nature and characteristics and the laws governing

them.

**Production :**

It refers to all activities which are undertaken to produce goods and services for generation of

income and satisfaction of wants.

**Distribution :**

Economic activity which studies how income generated from the production process is distributed

among the factors of production.

13. Data :

Economic facts in terms of numbers.

14. Importance of Statistics :

Statistics is widely used in many fields.

a] Importance to the Government :– Statistics is used in administration and efficient

functioning of departments. It collects data to fulfill its welfare objectives.

b] Importance of Statistics in Economics :-

1] Statistics helps in making economic laws like law of demand and concept of elasticity.

### CBSE class 11 commerce Economics Part A Statistics for Economics

**Unit 1: Introduction (****07 Periods)**

What is Economics?

Meaning, scope and importance of statistics in Economics

**Unit 2: Collection, Organisation and Presentation of data (27 Periods)**

**Collection of data **– sources of data – primary and secondary; how basic data is collected, with concepts of Sampling; methods of collecting data; some important sources of secondary data:

Census of India and National Sample Survey Organisation.

**Organisation of Data**: Meaning and types of variables; Frequency Distribution.

**Presentation of Data**: Tabular Presentation and Diagrammatic Presentation of Data: (i) Geometric forms (bar diagrams and pie diagrams), (ii) Frequency diagrams (histogram, polygon and ogive) and (iii) Arithmetic line graphs (time series graph).

**CBSE class 11 commerce Economics Part A Statistics for Economics Ch1 notes**

**CBSE class 11 commerce Economics Part A Statistics for Economics Ch2 notes**

**CBSE class 11 commerce Economics Part A Statistics for Economics Ch3 notes**

**CBSE class 11 commerce Economics Part A Statistics for Economics Ch4 notes**

**CBSE class 11 commerce Economics Part A Statistics for Economics Ch5 notes**

**CBSE class 11 commerce Economics Part A Statistics for Economics Ch6 notes**

**CBSE class 11 commerce Economics Part A Statistics for Economics Ch7 notes**

**CBSE class 11 commerce Economics Part A Statistics for Economics Ch8 notes**

**CBSE class 11 commerce Economics Part A Statistics for Economics Ch9 notes**

**CBSE class 11 commerce Economics Part A Statistics for Economics chapter wise NCRT Solution**

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