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Rikki decided to collect data to determine if a runner's time and speed are correlated. She determined the data to have a correlation coefficient of −0.5. What does this r value indicate?

No correlation
A strong, positive correlation
A weak, positive correlation
A negative correlation

2 Answers

3 votes

Answer: A negative correlation

Explanation:

User Adam Milligan
by
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1 vote

Answer:

A negative correlation

Explanation:

This correlation coefficient indicate that there exist a weak negative correlation between the runner’s time and the speed.

This relation is negative because the correlation coefficient is negative

User Thomas Auinger
by
4.9k points
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