Practice Collection of Data - 1 | Chapter 4 : Statistics | CBSE Class 9 Maths
K12 Students

Academics

AI-Powered learning for Grades 8–12, aligned with major Indian and international curricula.

Academics
Professionals

Professional Courses

Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.

Professional Courses
Games

Interactive Games

Fun, engaging games to boost memory, math fluency, typing speed, and English skillsβ€”perfect for learners of all ages.

games

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is primary data? Give an example.

πŸ’‘ Hint: Think about what data you gather yourself.

Question 2

Easy

What is a frequency distribution table used for?

πŸ’‘ Hint: Consider how we would summarize collected data.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is the primary source of data?

  • Previously gathered surveys
  • Data collected for a specific study
  • Data from the internet

πŸ’‘ Hint: Think about what type of data you gather yourself.

Question 2

True or False: Secondary data is always more accurate than primary data.

  • True
  • False

πŸ’‘ Hint: Consider the origin and purpose of the data.

Solve and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Research and gather primary data about student preferences in a specific subject and compare it with secondary data available from school reports.

πŸ’‘ Hint: You might notice shifts in student interests over time!

Question 2

Critically assess the usability of secondary data from different sources for a study on educational outcomes.

πŸ’‘ Hint: Consider the reputation and purpose of the source.

Challenge and get performance evaluation