9. Using your calculator or Excel find the line of best fit (regression line) for the data given in the table on hours a student watches TV per week and their overall GPA a. Regression line equation,...

9. Using your calculator or Excel find the line of best fit (regression line) for the data given in<br>the table on hours a student watches TV per week and their overall GPA<br>a. Regression line equation, y ?<br>TV<br>GPA<br>Hours<br>20<br>2.0<br>b. Give the slope and then give the y-intercept.<br>10<br>2.46<br>25<br>2.3<br>15<br>2.9<br>14<br>3.0<br>c. Give the correlation, r.<br>12<br>3.1<br>7<br>3.4<br>22<br>3.5<br>d. Use the Pearson table on the formula sheet to find the Pearson<br>3.7<br>Critical Value for an a .05 and n<br>9.<br>e. Is r statistically significant based on the Pearson value?<br>f. If so, use the regression line to find the GPA for 8 hours of TV per week.<br>

Extracted text: 9. Using your calculator or Excel find the line of best fit (regression line) for the data given in the table on hours a student watches TV per week and their overall GPA a. Regression line equation, y ? TV GPA Hours 20 2.0 b. Give the slope and then give the y-intercept. 10 2.46 25 2.3 15 2.9 14 3.0 c. Give the correlation, r. 12 3.1 7 3.4 22 3.5 d. Use the Pearson table on the formula sheet to find the Pearson 3.7 Critical Value for an a .05 and n 9. e. Is r statistically significant based on the Pearson value? f. If so, use the regression line to find the GPA for 8 hours of TV per week.

Jun 03, 2022

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9. Using your calculator or Excel find the line of best fit (regression line) for the data given in the table on hours a student watches TV per week and their overall GPA a. Regression line equation,...

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