Scatter Plot Application

In a scatterplot, an outlier...

• ...is something we didn't learn in 8th grade

• ...is a point on the origin

• ...is a point that is far outside the main cluster of points/ordered pairs

• ...is a group of points that are close together

About how many male math teachers were there in 2006?

• 15

• 30

• 35

• 45

What type of association does this graph have?

• positive

• negative

• none

• all of the above

What type of association does this scatter plot represent?

• positive linear association

• negative association

• no association

• nonlinear association

As the age of the car increases, its value decreases. Which scatterplot represents this relationship?

• A

• B

• C

• D

If a scatterplot has no correlation then...

• ...it has no ordered pairs

• ...it has ordered pairs that have a negative pattern

• ...its ordered pairs have no predictable pattern

• ...if it makes a lion on a graph (roar!)

What type of association does this scatter plot represent?

• positive linear association

• negative linear association

• no association

• nonlinear association

About how many male math teachers were there in 2006?

• 15

• 30

• 35

• 45

Which equation best represents the data?

•  y = 2x + 2

•  y= 1/2x - 2

•  y = -2x + 2

•  y = -1/2x + 2