Linear Relationship Models

Describe the value of the correlation coefficient.

• It is close to one.

• It is close to negative one.

• It is close to zero.

• There is no correlation between the quantities.

The following table shows the cost of renting an item.

What kind of relationship exists between hours and total cost?

• Only Proportional

• Only Linear

• Linear and Proportional

• Neither Linear nor Proportional

The following table shows the cost of a canoe ride.

What kind of relationship is shown?

• Only Linear

• Only Proportional

• Neither Linear nor Proportional

• Linear and Proportional

What kind of relationship is shown?

• Only Linear

• Only Proportional

• Linear and Proportional

• Neither Linear nor Proportional

What kind of relationship is shown?

• Only Linear

• Only Proportional

• Linear and Proportional

• Neither Linear nor Proportional

The following table shows the height of water in a tank over time.

Which graph models the relationship?

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• 
• 

True or False: A linear relationship has a constant rate of change.

• True

• False

The following table shows the cost of a canoe ride.

Which graph models the relationship?

• 
• 
• 

The following table shows the cost of a canoe ride.

Which equation models the relationship between the total cost, y, and the hours, x?

• y = 40x + 15

• y = 40 + 15x

• y = 15x

What kind of relationship is shown?

• Only Linear

• Only Proportional

• Linear and Proportional

• Neither Linear nor Proportional