Scatterplots and outliers

The scatter plots represents different types of cruise lines and the total cost.

Describe the type of association in the scatter plot.

• Negative Association, as the length of the cruise increases, the cost decreases.

• No Association, the length of the cruise has no effect on the total cost of the cruise.

• Positive association, the length of the cruise increases, the total cost increases

The scatter plots represents different types of cruise lines and the total cost.

Are there any outliers in the data? Explain.

• Yes, the point (5,500) is an outlier.

• Yes, the point (4,720) is an outlier

• No outliers on the scatter plot.

An ​ (a)   is a point that does not fit the overall pattern or trend of a scatter plot.

• outlier
• cluster

The scatter plot shows the number of people painting a room and the time it takes to paint the room.

Describe the association.

• Positive

• Negative

• None

Graph shows the number of people painting a room and the time it takes to paint the room,

True or False:

As the number of people painting increase, the time it takes to paint the room increases.

• True

• False

Graph shows the number of people painting a room and the time it takes to paint the room,

True or False:

As the number of people painting decrease, the time it takes to paint the room increases.

• True

• False

Graph shows the number of people painting a room and the time it takes to paint the room,

True or False:

The scatter plot does not appear to have any outliers.

• True

• False

A point far away from the other data points is considered a(n) ____?

• cluster
• scatter plot
• outlier
• variable

Is the point in red an outlier?

• Yes

• No

The scatter plot shows the amount of money donated to a charity from 2007 to 2012.

QUESTION: In what year did the charity receive $150,000?

• 2007

• 2009

• 2010

• 2011