Line of Best Fit Outlier Cluster

What is a line of best fit used for?

• To make predictions

• To make the graph look pretty

• To connect the points

• To make it look like you know what you are doing

Which line is the best fit for the data? (Half points above the line, half points below the line.)

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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

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

• Yes

• No

Tags

CCSS.8.EE.B.5

What are the coordinates of the outlier?

• (1,9)

• (9,1)

• (2,2)

• y=x

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

• Yes

• No

In this image, how would you describe the point that does not fit the pattern of the other dots?

• The point is a linear model.

• The point is an outlier.

• The point is the range.

• The point is the median.

What are the coordinates of the outlier?

• (3,4)

• (4,3)

• (3,10)

Tags

CCSS.HSF-LE.A.1B

Which point on the scatter plot is an outlier?

• Point S

• Point T

• Point U

• Point V