Scatter Plots and Linear Associations

Which best describes the association shown in the scatter plot?

• Positive Association

• Negative Association

• No Association

Which best describes the association shown in the scatter plot?

• Positive Association

• Negative Association

• No Association

Which best describes the association shown in the scatter plot?

• Negative and linear

• Negative and non-linear

• Positive and linear

• Positive and non-linear

Hector surveyed 500 people and asked them how far they drive to work and what the last digit of their phone number is. He used the results to make a scatter plot. What type of association should he expect to see in the scatter plot?

• Positive Association

• Negative Association

• No Association

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

• Graph A

• Graph B

• Graph C

• Graph D

• Positive Association
• Negative Association
• No Association
• Non-Linear Association

What type of linear association does the graph show?

• Strong positive

• Weak positive

• Strong negative

• Weak negative

What association would you expect between the two variables?

• Positive Association

  As the first variable increases, the second variable increases

• Negative Association

  As the first variable increases, the second variable decreases

• No Association

  The first variable has no effect on the second variable

The table below shows the number of pages and the approximate number of words in several books. Use the table to determine the type of association exists between these two variables. 

• Positive Association

• Negative Association

• No Association

• Not enough information to tell

What association would you expect between the two variables?

• Positive Association

  As the first variable increases, the second variable increases

• Negative Association

  As the first variable increases, the second variable decreases

• No Association

  The first variable has no effect on the second variable