Illustrative Math - Algebra 1 - Unit 3 - Lesson 6 - Formative Library | Library

Han creates a scatter plot that displays the relationship between the number of items sold, x, and the total revenue, y, in dollars. Han creates a line of best fit and finds that the residual for the point (12,1,000) is 75. The point (13,930) has a residual of -40. Interpret the meaning of -40 in the context of the problem.

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Plots of the residuals for four different models of the same data set are displayed. Which of the following represents the plot of the residuals from a model that fits its data best?

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This lesson is from Illustrative Mathematics. Algebra 1, Unit 3, Lesson 6. Internet. Available from https://curriculum.illustrativemathematics.org/HS/teachers/1/3/6/index.html ; accessed 26/July/2021.

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