Algebra 1 | Unit 3 | Lesson 6: Residuals | Practice Problems

Evaluate responses using AI:

OFF

Evaluate responses using AI:

OFF

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?

• 
• 
• C

• D

Evaluate responses using AI:

OFF

For a car that is 12 years old, does the salesperson sell above or below her average selling price? Explain your reasoning.

Evaluate responses using AI:

OFF

Technology required. Data about the outside temperature and gas used for heating a building are given in the table. Use a graphing calculator to create the line of best fit for the data.

Evaluate responses using AI:

OFF

What is the equation of the line of best fit for this data? Round numbers to the nearest whole number.

Evaluate responses using AI:

OFF

What is the slope of the line of best fit? What does it mean in this situation?

Evaluate responses using AI:

OFF

What does the line of best fit estimate for gas usage when the outside temperature is 59 degrees Fahrenheit?

Evaluate responses using AI:

OFF

How does the actual gas usage compare to the estimated gas usage when the outside temperature is 59 degrees Fahrenheit?

Evaluate responses using AI:

OFF