81 7:05 PM Fri Apr 15 ... AA www-awu.aleks.com A A ALEKS - Emily Men... S Module 8 Quiz Prac... ivs Outline Planning G... fivs pvs.flvs.net O MODULE 10: INTERPRETING CATEGORICAL AND QUANTITATIVE DATA...

Extracted text: 81 7:05 PM Fri Apr 15 ... AA www-awu.aleks.com A A ALEKS - Emily Men... S Module 8 Quiz Prac... ivs Outline Planning G... fivs pvs.flvs.net O MODULE 10: INTERPRETING CATEGORICAL AND QUANTITATIVE DATA Emil D 1/5 Computing residuals The table and scatter plot show the number of hours worked, x, and the amount of money spent on entertainment, y, by each of 9 students. The equation of the line of best fit is y=0.4x+ 23.48. Amount Number of hours worked, x 36 r spent on entertainment, y 32- (in dollars) 28 - Amount 4.1 22.37 24- spent on 4.5 27.61 entertainment 20- 20.03 (in dollars > 5.5 16 6.8 29.07 12 7.2 23.43 8 7.8 33.50 4 8.8 33.50 6. 10 12 12 16 9.9 21.50 Number of hours worked 10.9 25.07 Use the equation of the line of best fit to fill in the blanks below. Give exact answers, not rounded approximations. Predicted amount Observed amount spent on entertainment (in dollars) Number of hours spent on entertainment Residual worked (in dollars) (in dollars) 7.8 9.9