Important Questions with Answers forÂ Index Numbers which is drafted by expert commerce teachers from the latest version of CBSE (NCERT) books.

## Important Questions â€“Â Index Numbers

**Question 1**

Define index number.

**Answer:Â **An index number is a mathematical measure outlined to explain changes in a group of related variables or just variable considering the time, characteristics, and geographical location.

**Question 2**

What is a simple index number?.

**Answer:Â **Simple index numbers are the index numbers in which all items of the series are accorded equal weightage or importance.

**Question 3**

Define the weighted index number.

**Answer:Â **These are the index number in which different item of the series are accorded different weightage, depending upon their relative.

**Question 4**

Explain price relative.

**Answer:Â **A price relative is the percentage ration of the value of a variable in the current year to its value in the base year.

**Question 5**

Define consumer price index number.

**Answer:Â **It is the index number which measures the average change in the prices. The specific class of consumer pays this price for goods and services consumed by then in the current year in comparison with a base year.

**Question 6**

What is the wholesale price index?

**Answer:Â **The wholesale price index calculates the relative difference in the prices of goods traded in the wholesale markets.

**Question 7**

State the two types of price index numbers.

**Answer:Â **The two types of price index numbers are.

- Consumer Price Index
- Wholesale Price Index

**Question 8**

What should be the base year like?

**Answer:Â **The base year should be a year without wide fluctuations, neither very long nor concise period of study and for which reliable data are available.

**Question 9**

Name the consumer groups for which consumer price index number is computed.

**Answer:Â **The consumer groups for which consumer price index number is computed are.

- Industrial Workers
- Urban-Non Manual Employees
- Agricultural Labourers

**Question 10**

Name one principal limitation of index numbers.

**Answer:Â **One principal limitation of index numbers is that it owes a difference in unit of currency and the composition of production across the world. It is difficult to construct an index number that facilitates international comparison.

*Also Check:Â Statistics MCQs*