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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.

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(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.

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