Lines of Best Fit Predictions

Which of the following lines represents the line of best fit for the scatter plot?

• A

• B

• C

• D

Tags

CCSS.8.EE.B.5

Which of the following lines represents the line of best fit for the scatter plot?

• A

• B

• C

• D

Tags

CCSS.8.EE.B.5

What would be the equation for the line of best fit?

• y = ³/₄x + 9

• y = -¹/₂x + 9

• y = -³/₄x - 9

• y = -³/₄x + 9

Tags

CCSS.8.EE.B.5

Is this line an accurate line of best fit for the data?

• Yes

• No

The graph illustrates the number of acres used for forming in Smalltown, New York, over several years.

Using a line of best fit, approximately how many acres will be used for farming in the 5th year? ​ (a)  

• y = 1.45x + 22
• y = -2x + 15
• y = 1.33x + 30
• y = -1.5x + 24

Tags

CCSS.8.EE.C.8C

Is this line an accurate line estimate of best fit for the data?

• Yes

• No

Tags

CCSS.8.EE.B.5

Which statement best explains whether the trend line is a good fit for the data?

• The trend line is NOT a good fit for the data because there is an outlier.

• The trend line is a good fit for the data because it passes through two of the data points.

• The trend line is a good fit for the data because the data represents a positive association, and the line has a positive slope.

• The trend line is NOT a good fit for the data because most of the points are below the trend line.

Jalen and Liam drew trend lines for the same data set. Which line seems to be a better fit for the data?

• Jalen's Trend Line

• Liam's Trend Line

Is this line an accurate line estimate of best fit for the data?

• Yes

• No

Tags

CCSS.8.EE.B.5