Important questions with answers for Class 11 Statistics Chapter 1 Introduction which is drafted by expert commerce teachers from the latest version of CBSE (NCERT) books.

**CBSE Class 11 Statistics Chapter 1 Important Questions**

**Question 1**

**Define statistics.**

**Answer: **

Statistics can be defined as the collection, presentation, classification, analysis, and interpretation of quantitative data.

**Question 2**

**What are the stages of statistical study?**

**Answer: **

The stages of a statistical study are:

- Collection of data
- Organisation of data
- Presentation of data
- Analysis of data
- Interpretation of data

**Question 3**

**What are the tools used, related to statistical study?**

**Answer: **

The tools used, related to statistical study are:

- Census or sample technique
- Tally bar and assembling of data
- Graphs, tables, and diagrams
- Average, percentages, regression coefficient, and correlation
- Average and the degree of relation, percentage, and relation between degree variables

**Question 4**

**What are the scopes of statistics?**

**Answer: **

The scopes of statistics include:

- Nature of statistics
- Subject matter of statistics
- Limitation of statistics

**Question 5**

**Define statistics as a singular noun.**

**Answer: **

In the singular sense, statistics means the science of statistics or statistical methods. It refers to the techniques or methods relating to the analysis, collection, presentation, classification, and interpretation of quantitative data.

**Question 6**

**Define statistics as a plural noun.**

**Answer: **

In the plural sense, statistics is defined as the information in terms of numerical data or numbers such as employment statistics, statistics concerning public expenditure, population statistics, etc.

**Question 7**

**What is inferential statistics?**

**Answer: **

Inferential statistics refers to the methods by which conclusions are drawn relating to the universe based on a given sample.

**Question 8**

**What are the two components of the subject matter in statistics?**

**Answer: **

The two components of the subject matter in statistics are:

- Descriptive statistics
- Inferential statistics

**Question 9**

**What are the three components of economics?**

**Answer: **

The three components of economics are consumption, production, and distribution.

**Question 10**

**What is descriptive statistics?**

**Answer: **Descriptive statistics refers to those methods which are used for the collection, presentation as well as analysis of data. These methods relate to such estimations as a measurement of central tendencies, measurement of dispersion, measurement of correlation, etc.

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*Also check:* *Statistics MCQs*