MATH MODELS QUIZ 3 UNIT 4 (100%) QUESTIONS
WITH ANSWERS
Select the correct answer by entering the data from the table in your calculator.
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x: 0, 1, 2, 3, 4, 5, 6, 7 y: 12.2, 10.8, 10.2, 8.8, 8, 7.2, 5.8, 5 - ans-
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Based on the shape of the scatter plot, the best model is
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e. linear
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Find the equation of the line of best fit:
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b. y=-1.01x+12.05
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Use the equation to predict the value of y when x=10: d. 1.95
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Select the correct answer by entering the data from the table in your calculator.
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x: 0, 1, 2, 3, 4, 5, 6, 7 y: 22, 29, 41, 47, 63, 69, 82, 90 - ans-
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Based on the shape of the scatter plot, the best model is: e. linear
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Find the equation of the line of best fit: d. y=10.01x+20.33
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Use the equation to predict y when x=10: a. 120.43
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Select the correct answer by entering the data from the table in your calculator.
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x: 0, 1, 2, 3, 4, 5, 6, 7 y: 12, 8, 5, 3, 2, 3, 5, 8 - ans-
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Based on the scatter plot, the best model is: e. quadratic
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Find the equation of the line of best fit: c. y=0.62x^2-4.93x+12.17
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Use the equation to predict y when x=10: a. 24.87
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Select the correct answer by entering the data from the table in your calculator.
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x: 0, 1, 2, 3, 4, 5, 6, 7 y: 60, 70, 76, 78, 76, 70, 60, 46 - ans-
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Based on the scatter plot, the best model is: b. quadratic
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Find the equation of the line of best fit: e. y=-2x^2+12x+60
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Use the equation to predict y when x=9: c. 6
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Select the correct answer by entering the data from the table in your calculator.
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x: 0, 1, 2, 3, 4, 5, 6, 7 y: 7, 12, 13, 10, 9, 11, 18, 25 - ans-
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Based on the scatter plot, the best model is: c. cubic
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WITH ANSWERS
Select the correct answer by entering the data from the table in your calculator.
sw sw sw sw sw sw sw sw sw sw sw sw sw
x: 0, 1, 2, 3, 4, 5, 6, 7 y: 12.2, 10.8, 10.2, 8.8, 8, 7.2, 5.8, 5 - ans-
sw sw sw sw sw sw sw sw sw sw sw sw sw sw sw sw sw sw swsw
Based on the shape of the scatter plot, the best model is
sw sw sw sw sw sw sw sw sw sw sw
e. linear
sw
Find the equation of the line of best fit:
sw sw sw sw sw sw sw sw
b. y=-1.01x+12.05
sw
Use the equation to predict the value of y when x=10: d. 1.95
sw sw sw sw sw sw sw sw sw sw sw sw
Select the correct answer by entering the data from the table in your calculator.
sw sw sw sw sw sw sw sw sw sw sw sw sw
x: 0, 1, 2, 3, 4, 5, 6, 7 y: 22, 29, 41, 47, 63, 69, 82, 90 - ans-
sw sw sw sw sw sw sw sw sw sw sw sw sw sw sw sw sw sw swsw
Based on the shape of the scatter plot, the best model is: e. linear
sw sw sw sw sw sw sw sw sw sw sw sw sw
Find the equation of the line of best fit: d. y=10.01x+20.33
sw sw sw sw sw sw sw sw sw sw
Use the equation to predict y when x=10: a. 120.43
sw sw sw sw sw sw sw sw sw
Select the correct answer by entering the data from the table in your calculator.
sw sw sw sw sw sw sw sw sw sw sw sw sw
x: 0, 1, 2, 3, 4, 5, 6, 7 y: 12, 8, 5, 3, 2, 3, 5, 8 - ans-
sw sw sw sw sw sw sw sw sw sw sw sw sw sw sw sw sw sw swsw
Based on the scatter plot, the best model is: e. quadratic
sw sw sw sw sw sw sw sw sw sw
Find the equation of the line of best fit: c. y=0.62x^2-4.93x+12.17
sw sw sw sw sw sw sw sw sw sw
Use the equation to predict y when x=10: a. 24.87
sw sw sw sw sw sw sw sw sw
Select the correct answer by entering the data from the table in your calculator.
sw sw sw sw sw sw sw sw sw sw sw sw sw
x: 0, 1, 2, 3, 4, 5, 6, 7 y: 60, 70, 76, 78, 76, 70, 60, 46 - ans-
sw sw sw sw sw sw sw sw sw sw sw sw sw sw sw sw sw sw swsw
Based on the scatter plot, the best model is: b. quadratic
sw sw sw sw sw sw sw sw sw sw
Find the equation of the line of best fit: e. y=-2x^2+12x+60
sw sw sw sw sw sw sw sw sw sw
Use the equation to predict y when x=9: c. 6
sw sw sw sw sw sw sw sw sw
Select the correct answer by entering the data from the table in your calculator.
sw sw sw sw sw sw sw sw sw sw sw sw sw
x: 0, 1, 2, 3, 4, 5, 6, 7 y: 7, 12, 13, 10, 9, 11, 18, 25 - ans-
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Based on the scatter plot, the best model is: c. cubic
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