Pre Algebra Scatter Plots

Which scatter plot shows a linear relationship between x and y?

• Graph A

• Graph B

• Graph C

• Graph D

What type of association does this scatter plot show?

• positive linear association

• negative linear association

• no association

• nonlinear association

What type of association (correlation) does this graph have?

• positive

• negative

• none

• all of the above

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. 

What type of association does this graph show?

• Positive

• negative

• none

• all of the above

What type of association does this graph have?

• positive

• negative

• none

• all of the above

Describe the association of the scatter plot.

• Linear; positive association

• Linear; negative association

• Non-linear

What type of association does this graph have?

• positive 

• negative

• none

• all of the above

About how many male math teachers were there in 2006?

• 15

• 30

• 35

• 45

What type of correlation does this graph have?

• Negative

• no association

• positive