4. Statistics and Probability
Pearson Correlation Coefficient — Quiz
Test your understanding of pearson correlation coefficient with 5 practice questions.
Practice Questions
Question 1
What does the Pearson correlation coefficient $r$ measure in a data set?
Question 2
Which value of $r$ shows a perfect negative linear relationship?
Question 3
What does a correlation coefficient of $r = 0$ usually indicate?
Question 4
Which statement about Pearson correlation is correct?
Question 5
A scatter plot shows points that rise from left to right in a nearly straight line. What is the most likely value of $r$?