Practice Percentiles (5.2) - Descriptive Statistics - IB 10 Mathematics – Group 5, Statistics & Probability
Students

Academic Programs

AI-powered learning for grades 8-12, aligned with major curricula

Professional

Professional Courses

Industry-relevant training in Business, Technology, and Design

Games

Interactive Games

Fun games to boost memory, math, typing, and English skills

Percentiles

Practice - Percentiles

Enroll to start learning

You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What does it mean to score in the 60th percentile?

💡 Hint: Think about what 'percentile' represents.

Question 2 Easy

Calculate the 50th percentile of the data set: 1, 3, 5, 7, 9.

💡 Hint: Arrange the data and find the middle value.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does scoring in the 85th percentile signify?

You scored lower than 15% of the group
You scored better than 85% of the group
You are at the average
None of these

💡 Hint: Think about what it means to be 'in the percentile'.

Question 2

True or False: The median is the same as the 50th percentile.

True
False

💡 Hint: Consider the definition of median.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

You have exam scores of: 56, 78, 90, 67, 72. What is the 50th percentile?

💡 Hint: Sort the data first and find the middle value.

Challenge 2 Hard

In a school, the test scores for 100 students show your score is in the 30th percentile. How many students scored lower than you?

💡 Hint: Calculate 30% of the total number of students.

Get performance evaluation

Reference links

Supplementary resources to enhance your learning experience.