Question

Positive, negative, or no relationship
running speed versus time to complete a marathon​

Answer 1

The relationship between the running speed versus time​ can be positive, negative or none at all.

How to determine the relationship

The question is incomplete, as the graph or table that measures the running speed versus time to complete a marathon​ is not given.

As a general rule, we have the following parameters:

• If the running speed increases with time, then the relationship is positive
• If the running speed increases as time decreases, then the relationship is negative
• If the running speed do not have a pattern of change with time, then there is no relationship

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