Line of Best Fit

What type of association does this graph have?

• positive 
• negative
• none
• all of the above

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

What type of association does this graph show?

• Positive
• negative
• none
• all of the above

Tags

CCSS.HSF-LE.A.1B

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

• Yes

• No

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.7

CCSS.HSS.ID.C.8

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

• Yes

• No

Tags

CCSS.8.EE.B.5

What is the equation of the line of best fit?

• y= $-\frac{1}{2}x\ +\ 6$

• y= $\frac{1}{2}x\ +6$

• y= 6x + 2

• y = -2x +6

Tags

CCSS.8.EE.B.5

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

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.A.3

Which sentence describes the relationship shown on this scatter plot?

• As the temperature decreases, the visitors increase.

• As the temperature increases, the number of visitors increases.

• As the visitors increase, the temperature decreases.

• No correlation

Tags

CCSS.HSS.ID.B.6

What is the equation of the line of best fit?

• y= 2x+3

• y=3x+2

• y= $\frac{1}{2}x\ +3$

• y= $-\frac{1}{2}x\ +3$

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.7

CCSS.HSA.CED.A.2

Which sentence describes the relationship shown on this scatter plot?

• The more time spent training, the longer it takes to run 100 m.  
• As the time spent training increases, the time to run 100 m decreases. 
• As the time spent training decreases, the time to run 100 m decreases. 

Tags

CCSS.HSF-LE.A.1B