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the correlation between a car's engine size and its fuel economy is r = -0.774. what fraction of the variability in fuel economy is accounted for by the engine size?
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the correlation between a car's engine size and its fuel economy is r = -0.774. what fraction of the variability in fuel economy is accounted for by the engine size?

User Igand
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1 Answer

5 votes

Answer:

59.9%

Step-by-step explanation:

R^2 =(-0.774)^2 = 0.599

59.9% of fuel is accounted for

User Erion S
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