Line of Best Fit Scatter Plot

• 617.51 miles

• 621.09 miles

• 100 miles

• 0.19 miles

Tags

CCSS.HSF.LE.B.5

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

• Yes

• No

Which line is the best line of best fit?

• a

• b

• c

• i don't see any lines

Tags

CCSS.8.EE.B.5

What are the coordinates of the outlier?

• (1,9)

• (9,1)

• (2,2)

• y=x

What type of association does this graph have?

• positive 

• negative

• none

• all of the above

Which graph has a correlation coefficient (r) of about -.6 ?

• a

• b

• c

• d

Determine the predicted income if 22 hours were worked on an assembly job.

• $207.30

• $449.60

• $691.90

• $543.30

Tags

CCSS.HSF.LE.B.5

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

• Yes

• No

Tags

CCSS.8.EE.B.5

What is the y-intercept?

• -2

• 3

• 2

• -3

The table shows the height of a tree for various years after it was planted. Using the line of best fit, how tall would the tree be 30 years after it was planted?

• 22 feet

• 23 feet

• 36 feet

• 37 feet