Correlation and Association

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

• A

• B

• C

• D

What type of correlation does this scatter plot show?

• positive

• negative

• no correlation

• nonlinear association

Describe the correlation in the graph shown.

• Strong Negative

• Strong Positive

• Weak Negative

• Weak Positive

Which scatter plot show a positive relationship?

• Graph A

• Graph B

• Graph C

• Graph D

Describe the correlation in the graph shown.

• Weak Negative

• Weak Positive

• Strong Negative

• Strong Positive

What is the correlation between length of running start and distance of jump?

• positive:  the further you run the further you jump

• negative: the less you run the less distance of your jump

• positive: the further your running start the less your distance

Name the type of association.

• no association

• nonlinear association

• positive associtation

• negative association

• scatter association

Name the type of association.

• no association

• nonlinear association

• positive associtation

• negative association

• scatter association

Which scatter plot has a stronger association?

• Scatter Plot A because the points are closer together.

• Scatter Plot B because the points are further apart.

Which is a true statement about two numerical sets of data that have negative association?

• As one variable increases, the other variable does not change.

• As one variable increases, the other variable increases.

• As one variable decreases, the other variable decreases.

• As one variable increases, the other variable decreases.