3. The data collected on 10 college students were shown below, X is the number of hours the subject spends watching television per week (TV hours) and Y is the GWA. Student No. TV hrs. GWA 1 4 2.75 2 25 2.25 3 5 4.00 13 2.75 5 7 3.00 6 10 2.50 7 8 3.50 8 5 3.00 9 20 2.50 10 13 3.00 Compute the following: a. coefficient of determination and interpret the result b. problem r c. significance of r using t test. 4

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