Scatter Plots

What is the type of correlation?

• Negative 

• no association

• positive 

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 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

What type of association does this graph have?

• positive

• negative

• none

• all of the above

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 represents the x axis?

• ABC Company

• Hours Worked

• Amount Earned in Dollars

• Hours in Car

Tags

CCSS.HSF.IF.B.4

What represents the y axis?

• ABC Company

• Hours Worked

• Amount Earned in Dollars

• Hours in Car

Which graph has a positive association?

• A

• B

• C

• D

Which graphs has a negative association?

• A

• B

• C

• D

Choose the graph with a trend line that best fits the data. (a)  

• graph 1

• graph 2

• graph 3

• graph 4

Tags

CCSS.8.EE.B.5