Practice Continuous Series - 5.2.1.2.2 | 5. Measures of Central Tendency | CBSE 11 Statistics for Economics
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Continuous Series

5.2.1.2.2 - Continuous Series

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is a continuous series?

💡 Hint: Think about how data can be shown in ranges.

Question 2 Easy

Define midpoint.

💡 Hint: How do you find the middle of a range?

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is a continuous series?

A series of individual values
Data grouped by intervals
Data with no intervals

💡 Hint: Think of how we group age ranges.

Question 2

The arithmetic mean is calculated as?

Sum of frequencies
Σfm / total frequency
The midpoint of midranges

💡 Hint: What do you sum up to find?

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Given the class intervals of 0-20 (frequency 15), 20-40 (frequency 25), how do you compute the mean?

💡 Hint: Use the defined formula for mean!

Challenge 2 Hard

In a dataset with varying frequencies, ensure you use the step deviation method to find the mean of data organized into intervals like 15-25 with frequency 8, and then group it.

💡 Hint: Start by calculating the deviations correctly!

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