Practice Organization Of Data (2) - Chapter 4 : Statistics - CBSE Class 9 Maths
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Organization of Data

Practice - Organization of Data

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Define primary data.

💡 Hint: Think about data collected through surveys.

Question 2 Easy

What is a frequency distribution table?

💡 Hint: Consider how we organize marks of students.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is primary data?

Data collected from books
Data collected firsthand
Data collected by others

💡 Hint: Think about where the data comes from.

Question 2

True or False: A histogram has gaps between the bars.

True
False

💡 Hint: Consider how histograms are drawn.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Given the data of the ages of people in a party: 21, 24, 23, 22, 40, 42, 38, construct a grouped frequency distribution table with intervals of 20-25, 25-30, etc.

💡 Hint: Count how many ages fall into each group.

Challenge 2 Hard

You collected data on the number of pets owned by 10 families: 0, 1, 3, 2, 1, 0, 1, 4, 2, 3. Create a frequency distribution table for this.

💡 Hint: Keep track of how many times each pet count appears.

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