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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the range of the correlation coefficient?
💡 Hint: Think about the highest and lowest values it can take.
Question 2
Easy
Explain what a positive correlation indicates.
💡 Hint: Consider two variables that move 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 value range of the correlation coefficient?
- -1 to 1
- 0 to infinity
- -1 to infinity
💡 Hint: Think of the extremes of this measure.
Question 2
True or False: Correlation implies causation.
- True
- False
💡 Hint: Recall the ice-cream sales and drowning rates example.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given two datasets: X = [10, 20, 30] and Y = [3, 6, 9], calculate the correlation coefficient and discuss its implications.
💡 Hint: Plot them out visually to see how they relate.
Question 2
You collected data on study hours and test scores. Analyze and report any correlation you find.
💡 Hint: Focus on the importance of reporting your findings.
Challenge and get performance evaluation