Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
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 mock test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define correlation.
💡 Hint: What term do we use to describe how two things relate?
Question 2
Easy
What does a positive correlation indicate?
💡 Hint: Think of things that increase together.
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 range of the correlation coefficient?
- 0 to 1
- -1 to 1
- -1 to infinity
💡 Hint: Consider what the extremes of a correlation imply.
Question 2
Does correlation imply causation?
- True
- False
💡 Hint: Remember the classic saying - correlation does not equal causation.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Using the values provided, calculate the correlation coefficient for height and weight of a group of individuals. Discuss what the value indicates about the height-weight relationship.
💡 Hint: Pay attention to how tightly the points on the scatter plot cluster relative to the line.
Question 2
Create a scatter diagram for the following data points: (1,2), (2,3), (3,5), (4,4), (5,6). Calculate the correlation and interpret the result.
💡 Hint: Consider drawing it by hand to see the actual relationships before calculating.
Challenge and get performance evaluation