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Does the amount of time spent on social media affect test scores? The amount of time they spent on social media for a week and
Does the amount of time spent on social media affect test scores? The amount of time they spent on social media for a week and the test scores of each student that Friday were recorded for 14 randomly selected students. Hours spent on social media Test Score 0 98 1 87 3 76 3 91 5 77 6 61 6 65 7 59 8 63 8 69 8 71 9 43 10 44 16 32 Using Excel or Google Sheets, complete the following tasks. 1. Display Scatter Plot with Trendline. 2. Calculate Trendline (Least Square Regression Line) 3. Identify and interpret the slope of the LSRL 4. Identify and interpret the y-intercept of the LSRL 5. Calculate and interpret Correlation Coefficient (r) 6. Calculate the residuals of all 14 data points 7. Can this LSRL be used to predict the grade of a student who spent 12 hours on social media? If yes, what is it's prediction? If no, why not? 8. Can this LSRL be used to predict the grade of a student who spent 20 hours on social media? If yes, what is it's prediction? If no, why not
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