Question: 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.
(a) Compute the Pearson correlation coefficient.
(b) Compute the coefficient of determination.
(c) Using a two-tailed test at a .05 level of significance, state the decision to retain or reject the null hypothesis.