A researcher measures the relationship between Internet use (hours per week) and social interaction (hours per week) in a sample of 10 students. The following table lists the hypothetical results of this study.

Internet Use Social Interaction

X Y

5 4

8 7

5 6

7 5

12 5

3 8

4 3

5 4

3 11

10 3

(a) Compute the Pearson correlation coefficient. (Round your answer to three decimal places.)

_________

(b) Compute the coefficient of determination. (Round your answer to three decimal places.)

______