7) 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 4 9 6 5 13 in 4 6 2 11 12 4 (a) Compute the Pearson correlation coefficient. (Round your answer to three decimal places.) -.424 X (b) Compute the coefficient of determination. (Round your answer to three decimal places.) .179 X