A random sample of 30 used cars sold by Northcut Motors in 2009 revealed that the correlation between the selling price and the number of kilometres driven was -0.45.

MATLAB: An Introduction with Applications
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A random sample of 30 used cars sold by Northcut Motors in 2009 revealed that the correlation between the
selling price and the number of kilometres driven was -0.45.
What percentage of the variation in performance was explained by engine size?
Note: Your final answer must be a number. Round to 4 decimal places.
Transcribed Image Text:A random sample of 30 used cars sold by Northcut Motors in 2009 revealed that the correlation between the selling price and the number of kilometres driven was -0.45. What percentage of the variation in performance was explained by engine size? Note: Your final answer must be a number. Round to 4 decimal places.
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