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QUESTION:

This is a scatter plot showing the amount of sleep needed per day by age. What type of relationship is represented between age and hours of sleep needed?

The direction of this relationship is . In the context of this example, this means that as we age we tend to need  sleep. The form of the relationship tends to be  and .

ANSWER:

This is a scatter plot showing the amount of sleep needed per day by age. What type of relationship is represented between age and hours of sleep needed?

The direction of this relationship is 

negative

. In the context of this example, this means that as we age we tend to need 

less

 sleep. The form of the relationship tends to be 

linear

 and 

strong

.

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