Practice What Is An Index Number (7.2) - Index Numbers - CBSE 11 Statistics for Economics
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WHAT IS AN INDEX NUMBER

Practice - WHAT IS AN INDEX NUMBER

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Define an index number.

💡 Hint: Think about what it measures over time.

Question 2 Easy

What does the base period indicate in index numbers?

💡 Hint: Recall the starting point of comparison.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the primary function of index numbers?

To measure average changes
To calculate exact prices
To serve as a catalog

💡 Hint: Consider what index numbers summarize.

Question 2

True or False: Index numbers are only applicable to prices.

True
False

💡 Hint: Reflect on the broader applications of statistics.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Suppose the CPI in 2020 was 250 and in 2021 it is 300. Calculate the percentage increase in CPI.

💡 Hint: Use the percentage change formula.

Challenge 2 Hard

A consumer's basket in the base year included items worth Rs. 500. If their current basket costs Rs. 650, what is the index number?

💡 Hint: Think of how index numbers reflect relative costs.

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Reference links

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