Hours spent studying
Number of cups of coffee or tea consumption

3

1

2

2

1.5

2

0.5

3

4

0

2.5

1

Create a graph to show the association between the two variables (10 points)
Find the mean for each variable (10 points)
Find the standard deviation for each variable (20 points)
Compute the Pearson’s r (correlation) for the two variables (40 points)
Describe your findings. What does the correlation coefficient suggest? [Be thorough in your explanation] (20 points).