4. Statistics and Probability
Correlation — Quiz
Test your understanding of correlation with 5 practice questions.
Practice Questions
Question 1
What does a positive correlation between two variables mean?
Question 2
What is the possible range of the correlation coefficient $r$?
Question 3
If higher temperatures are associated with higher ice cream sales, what type of correlation is suggested?
Question 4
What does $r=1$ represent?
Question 5
Which statement about correlation and causation is true?