Practice Presentation of Data - 3 | 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 does a bar graph represent?

πŸ’‘ Hint: Think about the height of each bar.

Question 2

Easy

Define the mode in simple terms.

πŸ’‘ Hint: Check for the most frequent number in a given list.

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 purpose of bar graphs?

  • To compare categories
  • To calculate averages
  • To find medians

πŸ’‘ Hint: Think about what bars are used for!

Question 2

True or False: Histograms have gaps between the bars.

  • True
  • False

πŸ’‘ Hint: Recall how we drew histograms!

Solve 2 more questions and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Given the following set of test scores: 45, 55, 55, 70, 80, calculate the mean, median, and mode.

πŸ’‘ Hint: For the median, sort the scores first.

Question 2

Create a grouped frequency table for the following age data: 12, 14, 16, 15, 21, 23, 27, 30, 31, 34.

πŸ’‘ Hint: Decide on clear age intervals.

Challenge and get performance evaluation