Linear Association

Which scatter plot shows no relationship?

• Graph A

• Graph B

• Graph C

• Graph D

Describe the association for the scatterplot based on data plotted.

• As the weeks increase, the amount of money on the gift card increases.

• As the weeks decrease, the amount of money on the gift card increases.

• There is no relationship between the time in weeks and the amount of dollars.

• As the weeks increase, the amount of money on the gift card decreases.

Mrs. Collins made a scatterplot to show the relationship between the number of absences and a student’s final exam score. Based on this scatterplot, a student with 12 absences should get approximately what score on the final exam?

• 60

• 92

• 70

• 76

You are analyzing a scatter plot that has a negative correlation. What is true of the of the x and y values?

• As x increases, y decreases

• As x increases, y increases

• As x decreases, y decreases

Is the point in red an outlier?

• Yes

• No

Identify any outliers.

• Outlier at x = 18

• Outlier at x = 12

• Outlier at x = 6

• There aren't any outliers in this graph.

This graph has...

• A cluster and an outlier

• An outlier

• A gap and an outlier

• A cluster

The scatter plot shows the relationship between the number of chapters and the total number of pages for several books. Use the trend line to predict how many pages would be in a book with 19 chapters. 

• 150 pages

• 170 pages

• 190 pages

• 210 pages

440 turtles 40 turtles 150 turtles 90 turtles

• 440 turtles

• 40 turtles

• 150 turtles

• 90 turtles

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

• Graph A

• Graph B

• Graph C

• Graph D