Math Models Quiz 3 Unit 4 (100%)

Select the correct answer by entering the data from the table in your calculator. x: 0, 1, 2, 3, 4, 5, 6, 7 y: 60, 70, 76, 78, 76, 70, 60, 46

Based on the scatter plot, the best model is: b. quadratic Find the equation of the line of best fit: e. y=-2x^2+12x+60 Use the equation to predict y when x=9: c. 6

Select the correct answer by entering the data from the table in your calculator. x: 0, 1, 2, 3, 4, 5, 6, 7 y: 7, 12, 13, 10, 9, 11, 18, 25

Based on the scatter plot, the best model is: c. cubic Find the equation of the line of best fit: d. y=0.29x^3-2.48x^2+6x+7.55 Use the equation to predict y when x=10: b. 109.55

Select the correct answer by entering the data from the table in your calculator. x: 0, 1, 2, 3, 4, 5, 6, 7 y: 12, 8, 5, 3, 2, 3, 5, 8

Based on the scatter plot, the best model is: e. quadratic Find the equation of the line of best fit: c. y=0.62x^2-4.93x+12.17 Use the equation to predict y when x=10: a. 24.87

Select the correct answer by entering the data from the table in your calculator. x: 0, 1, 2, 3, 4, 5, 6, 7 y: 12.2, 10.8, 10.2, 8.8, 8, 7.2, 5.8, 5

Based on the shape of the scatter plot, the best model is e. linear Find the equation of the line of best fit: b. y=-1.01x+12.05 Use the equation to predict the value of y when x=10: d. 1.95

Select the correct answer by entering the data from the table in your calculator. x: 0, 1, 2, 3, 4, 5, 6, 7 y: 22, 29, 41, 47, 63, 69, 82, 90

Based on the shape of the scatter plot, the best model is: e. linear Find the equation of the line of best fit: d. y=10.01x+20.33 Use the equation to predict y when x=10: a. 120.43